STIME DI MAGNITUDINE DEL 2004
Qui di seguito sono riportate misure fotometriche di comete, fatte da osservatori italiani. Il formato usato è quello dell'IAUC, con ulteriori indicazioni nell'area dedicata alle note. Normalmente le misure fatte con il ccd possono differire da quelle fatte visualmente anche di una o più magnitudini, questo per il diverso campo utilizzato e per la diversa sensibilità spettrale dei ccd e dell'occhio umano. Per le misure fatte con il ccd si è deciso, all'interno del Gruppo Osservatori Comete, di utilizzare un'apertura pari ad un diametro di 100.000 Km di chioma o suoi sottomultipli, calcolabile con l'espressione : A"=122,3/Dist , dove la distanza è quella della cometa rispetto alla Terra, in U.A, al momento della ripresa.
Here following measures fotometriche of comets is brought, served as Italian observatories. The used format is that of the IAUC, with further indications in the area devoted to the notes. The measures done with the ccd can normally differ also visually from those sorts of one or more magnitudes, this for the different used field and for the different ghostly sensibility of the ccds and the human eye. For the measures done with the ccd you/he/she is decided, inside the Group Observatories Comets, to use an equal opening to a diameter of 100.000 Kms of head of hair or his/her sottomultiplis, calculable with the expression: A"=122,3/Dist, where the distance is that of the comet in comparison to the Earth, in U.A, during the photo.
COMET 9P/ Tempel 1 Total magnitude and coma diameter estimate: 2004 Dec. 10.13, 17.2, -- (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD, stellar appearance) Dec. 12.10, 16.1, +0'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 19.06, 16.7, +0'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 19.13, 17.6, -- (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins R, stellar appearance) COMET 29P/ (S-W) Total magnitude and coma diameter estimate: 2004 Aug. 15.06, 12.5, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Aug. 15.06, 11.9, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 08.04, 13.8, +1'.0 (G. Sostero, Remanzacco, Italy, 0.25m reflector + CCD); Sep. 11.00, 12.3, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 17.92, 11.9, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 18.88, 12.5, +0'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, unfiltered) Sep. 18.97, 12.3, +2'.0 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 25.92, 13.2, +0'.4 (F. Zucconi, Mairago, Italy, 0.30-m reflector + CCD) Sep. 27.88, 12.9, +0'.6 (F. Zucconi, Mairago, Italy, 0.30-m reflector + CCD); Oct. 12.85, 12.1, +1'.0 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter); Nov. 04.76, 13.2, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Nov. 09.77, 13.6, +0'.5 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 12.77, 13.8, +0'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 16.93, 12.8, +0'.5 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 16.82, 12.1, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 07.79, 14.2, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD) Dec. 11.83, 13.9, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) COMET 32P/ Comas-sola Total magnitude and coma diameter estimate: 2004 Sep. 08.09, 16.0, +0'.3 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD); Sep. 09.16, 16.4, +0'.2 (F.Kugel, St-Michel, France, 0,21m reflector+CCD) Sep. 26.06, 12.7, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 2', PA 255°, moonlight) Nov. 04.86, 13.1, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Nov. 08.88, 13.7, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 3', PA 250°) Nov. 12.81, 12.9, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 16.88, 12.6, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 3', PA 245°) Nov. 16.99, 12.5, +0'.9 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 21.95, 12.8, +0'.9 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 22.86, 12.8, +1'.8 (M. Gonano and A. Lepardo, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Dec. 07.85, 12.8, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 09.80, 12.8, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 09.94, 12.9, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 10.85, 13.1, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 10.87, 12.9, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 11.84, 12.9, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 14.81, 12.3, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 31.74, 13.0, +1'.5 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) COMET 40P/ Vaisala 1 Total magnitude and coma diameter estimate: 2004 Mar. 30.13, 14.2, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD); Apr. 21.89, 13.9, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD, unfiltered); May. 06.85, 14.5, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD, unfiltered); May. 08.92, 13.8, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, unfiltered) COMET 43P/ Wolf-Harrington Total magnitude and coma diameter estimate: 2003 Dec. 23.72, 13.6, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 2', PA 70°); Dec. 24.80, 14.0, +1'.5 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Dec. 24.80, 13.1, +1'.5 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Dec. 24.80, 12.5, +1'.5 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); 2004 Jan. 15.84, 12.9, +1'.4 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Jan. 21.85, 12.8, +1'.4 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Jan. 30.78, 12.4, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 2', PA 40°); Feb. 10.79, 13.1, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 2', PA 50°, Unfiltered) Feb. 17.78, 12.8, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Mar. 17.79, 13.1, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Mar. 19.78, 13.0, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 1', PA 45°, Unfiltered) Apr. 10.80, 12.4, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Apr. 17.80, 12.9, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); COMET 49P/ Arend-Rigaux Total magnitude and coma diameter estimate: 2004 Dec. 07.80, 15.0, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 10.77, 13.8, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 11.75, 13.7, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 14.77, 14.0, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 30.74, 13.3, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) COMET 56P/ Slaughter-Burnham Total magnitude and coma diameter estimate: 2004 Sep. 08.87, 15.4, +0'.7 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD); Sep. 18.85, 14.2, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 0'.5, PA 235°, Unfiltered) Sep. 26.09, 14.2, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 0'.5, PA 235°, moonlight) Nov. 08.80, 15.8, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) COMET 62P/ Tsuchinshan Total magnitude and coma diameter estimate: 2004 Dec. 08.07, 12.7, +1'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 12.08, 12.6, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 19.04, 13.1, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) COMET 78P/ Gehrels Total magnitude and coma diameter estimate: 2004 Aug. 13.02, 12.8, +0'.9 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 5', PA 250°, unfiltered) Aug. 15.07, 12.3, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Aug. 22.07, 12.9, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 5', PA 250°, unfiltered) Aug. 28.04, 11.9, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Aug. 28.04, 11.7, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Aug. 29.09, 12.7, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 5', PA 255°, unfiltered) Sep. 07.92, 11.9, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 08.02, 13.0, +0'.4 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD); Sep. 09.07, 12.3, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 5', PA 255°) Sep. 09.13, 12.8, +1’.0 (F.Kugel, St-Michel, France, 0,21m reflector+CCD, tail 3', PA 250°) Sep. 11.03, 11.8, +3'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 18.00, 11.6, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 19.02, 11.8, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 6', PA 255°) Nov. 04.85, 10.5, +3'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Nov. 07.88, 10.0, +2'.3 (G. Sostero, Remanzacco, Italy, 0.25m reflector + CCD + Ic_filter); Nov. 08.90, 10.5, 3' (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, visual 60x) Nov. 08.91, 10.8, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Nov. 12.83, 10.2, +3'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 16.90, 10.8, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Nov. 16.91, 10.9, +2'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 16.92, 9.9, +2'.2 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 17.87, 10.9, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Nov. 19.96, 10.2, +2'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 20.97, 10.4, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 21.83, 10.0, +2'.2 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 21.83, 10.9, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Nov. 22.89, 10.1, +2'.2 (M. Gonano and A. Lepardo, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Dec. 07.85, 10.7, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 07.87, 10.8, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 08.88, 10.7, +2'.0 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 09.81, 10.9, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 10.88, 11.2, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 10.89, 11.0, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 11.85, 11.2, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 12.87, 10.9, +1'.7 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 30.83, 11.6, +1'.5 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) COMET 88P/ Howell Total magnitude and coma diameter estimate: 2004 Sep. 09.10, 15.5, +1'.0 (F.Kugel, St-Michel, France, 0,21m reflector+CCD) Sep. 19.05, 13.3, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 1', PA 255°) Sep. 26.04, 13.5, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 3', PA 250°, moonlight) Nov. 08.83, 14.3, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Nov. 16.86, 14.6, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) COMET 118P/ Shoemaker-Levy Total magnitude and coma diameter estimate: 2004 Mar. 30.09, 14.8, +0'.4 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); COMET 119P/ (Parker-Hartley) Total magnitude and coma diameter estimate: 2004 Nov. 12.84, 16.1, +0'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); COMET 123P/ West-Hartley Total magnitude and coma diameter estimate: 2004 Mar. 16.88, 13.2, +1'.7 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Mar. 16.93, 13.7, +1'.5 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 2', PA 270°, Unfiltered) Mar. 17.87, 13.4, +1'.7 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Mar. 29.89, 13.7, +1'.5 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 2', PA 290°, Unfiltered, moonlight) Mar. 30.10, 13.1, +1'.7 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Apr. 17.85, 13.7, +1'.6 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Apr. 20.90, 13.9, +1'.4 (D.Tirelli, Sossano, Italy, 0.25m reflector+CCD, tail 1', PA 300°, unfiltered) Apr. 21.87, 13.5, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); May. 06.83, 14.6, +1'.6 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); May. 08.90, 13.8, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, unfiltered) COMET 131P/ Mueller Total magnitude and coma diameter estimate: 2004 Sep. 08.05, 18.5, +0'.4 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD); Sep. 11.01, 16.5, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); 162P/ Siding Spring Total-magnitude and coma diameter estimate: 2004 Nov. 16.86, 13.3, +0'.5 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) C/2001 Q4 (Neat) Total-magnitude and coma diameter estimate: 2004 May. 04.77, 3.1, 25' (T. Scarmato, Calabria, Italy; 7x50 binoculars) May. 06.77, 2.9, 30' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail about 1 deg in pa 100 deg) May. 06.80, 3.5, 20' (D.Tirelli, Sossano, Italy, 7x50 binoculars, HIP) May. 06.83, 4.5, +6'.3 (D.Tirelli, Sossano, Italy, 0,05m teleobjective+CCD, tail 1°, PA 95°, unfiltered) May. 07.81, 2.7, -- (T. Scarmato, Calabria, Italy; naked eye; tail about 1 deg in pa 100 deg) May. 08.80, 2.7, 45' (T. Scarmato, Calabria, Italy; naked eye; tail about 1-deg in pa 100 deg) May. 08.83, 2.8, 14' (R. Haver, Roma, Italy; 10x50 binoculars, tail about 0.6 deg in pa 108 deg); May. 08.89, 3.2, -- (L.Basili, Ostia Lido, Italy, 9x63B, 16° comet altitude, light pollution, 3.5-3.9 mag. naked eye limit magnitude near comet) May. 08.89, 3.2, -- (Luca Basili, Ostia Lido, Italy, 9x63B, 16° comet altitude, light pollution, 3.5-3.9 mag. naked eye limit magnitude near comet) May. 09.80, 2.5, about 50' (T. Scarmato, Calabria, Italy; naked eye; tail about 2,5 deg in pa 110 deg) May. 09.83, 2.9, 20' (R. Haver, Roma, Italy; 10x50 binoculars; tail about 3.0 deg in pa 106 deg); May. 09.89, 4.3, +6'.0 (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD); May. 10.81, 3.1, 12' (F. Zucconi, Djerba, Tunisy; 10x70 binoculars; DC8; tail 1° in PA 119°) May. 10.82, 2.5, about 45' (T. Scarmato, Calabria, Italy; naked eye; tail about 3 deg in pa 110 deg) May. 10.83, 2.7, 15' (S.Baroni, Milan, Italy, 7x50 Binoculars) May. 10.84, 3.2, 25' (D.Tirelli, Sossano, Italy, 7x50 binoculars, HIP, tail 2°, PA 110°) May. 10.85, 3.0, (L.Basili, Tolfa Hills (Rome), Italy, 9x63B, Tail ~0.75°) May. 10.93, 4.1, +6'.0 (G. Sostero, Drenchia, Italy, 0.15-m reflector + CCD + Cousins I filter); May. 11.82, 4.9, +3'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter) May. 11.83, 2.3, about 55' (T. Scarmato, Calabria, Italy; naked eye; tail about 4 deg in pa 110 deg) May. 11.82, 3.4, 11' (F. Zucconi, Djerba, Tunisy; 10x70 binoculars; DC8; tail in PA 114°, bad sky) May. 11.96, 4.1, +6'.0 (G. Sostero, Drenchia, Italy, 0.15-m reflector + CCD + Cousins I filter); May. 12.79, 3.6, 15' (A. Giambersio, Potenza, Italy, 5x70 binoculars) May. 12.83, 3.4, 9' (F. Zucconi, Djerba, Tunisy; 10x70 binoculars; DC8; tail in PA 115°, bad sky) May. 13.83, 3.3, 10' (F. Zucconi, Tozeur, Tunisy; 10x70 binoculars; DC7; tail 1° in PA 110°, light pollution) May. 13.84, 3.5, 28' (V. Gonano, Udine, Italy, 10x50 binoculars; 1.0-deg tail in p.a. 118 deg); May. 13.85, 4.9, +4'.6 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); May. 13.87, 4.0, 12' (Gabriele Vanin, Feltre, Italy, DC = 5, tail 1.0 deg in PA 109, 25 x 100 B) May. 14.83, 3.8, 20' (D.Tirelli, Sossano, Italy, 7x50 binoculars, HIP, tail 2°, PA 110°) May. 14.83, 5.0, +5'.0 (D.Tirelli, Sossano, Italy, 0,05m teleobjective + CCD + Rc_filter, tail 1°, PA 110°) May. 14.83, 3.0, 17' (R. Haver, Roma, Italy; 10x50 binoculars; tail about 1.0 deg in pa 105 deg); May. 14.83, 3.2, 10' (F. Zucconi, Djerba, Tunisy; 10x70 binoculars; DC7; tail 1° 20' in PA 112°) May. 14.86, 6.2, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647nm_filter) May. 15.83, 3.1, about 25' (T. Scarmato, Calabria, Italy; naked eye; tail about 3 deg in pa 110 deg) May. 15.84, 3.3, 6' (F. Zucconi, Djerba, Tunisy; 10x70 binoculars; DC6; tail 1° 15' in PA 115°) May. 15.87, 3.5, 20' (A. Giambersio, Potenza, Italy, 5x70 binoculars, tail 1,5°, PA 118°) May. 16.83, 5.5, +2'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); May. 16.84, 6.2, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 20'°, PA 105°) May. 16.86, 6.5, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647nm_filter) May. 16.89, 4.6, +8'.6 (D.Tirelli, Sossano, Italy, 0,05m teleobjective + CCD + unfiltered, tail 3°, PA 105°) May. 17.83, 4.0, 15' (D.Tirelli, Sossano, Italy, 7x50 binoculars, HIP, tail 1°, PA 105°) May. 17.85, 3.4, coma dia. 20', (S.Baroni, Milan, Italy, 20x80 Binoculars) May. 17.85, 3.5, 15' (R. Haver, Roma, Italy; 10x50 binoculars; tail about 1.0 deg in pa 102 deg); May. 18.82, 3.9, about 20' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail about 5 deg in pa 100 deg) May. 18.84, 5.9, +2'.3 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); May. 18.86, 5.4, +3'.9 (D.Tirelli, Sossano, Italy, 0,05m teleobjective + CCD + unfiltered, tail 2°, PA 100°) May. 18.86, 4.3, 10' (A. Giambersio, Potenza, Italy, 5X70 binoculars) May. 19.64, 4.5, 13' (Gabriele Vanin, Mauritius, DC = 5, tail 2.0 deg in PA 111, 10 x 50 B) May. 19.82, 3.7, about 25' (T. Scarmato, Calabria, Italy; naked eye; tail about 3 deg in pa 100 deg) May. 19.82, 3.9, about 18' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 5 deg in pa 100 deg) May. 19.86, 6.1, +2'.2 (R.Turchetti, L.Furlanetto, Talmassons, Italy, 0.35m reflector + CCD +Ic_filter); May. 19.87, 5.8, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 20'°, PA 100°) May. 19.89, 6.6, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647nm_filter) May. 20.66, 4.8, 6' (Gabriele Vanin, Mauritius, DC = 6, tail 1.1 deg in PA 117, 10 x 50 B) May. 20.82, 4.0, 15' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 3 deg in pa 100 deg) May. 20.83, 6.2, +2'.1 (R.Ligustri, M.Candotti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); May 20.92, 5.2, +4.2' (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD); May. 21.83, 4.0, 18' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 4 deg in pa 100 deg) May. 21.84, 4.5, 15' (D.Tirelli, Sossano, Italy, 7x50 binoculars, HIP, tail 1°, PA 100°) May. 21.91, 6.7, +1'.7 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647nm_filter) May. 22.82, 4.1, 15' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 2.5 deg in pa 100 deg) May. 23.87, 4.2, 12' (S.Baroni, Milan, Italy, 20x80 Binoculars) May. 24.83, 4.2, 12' (T. Scarmato, Calabria, Italy; 20x50 binoculars; tail 1 deg in pa 100 deg; moonlight) May. 24.83, 6.0, +2'.0 (G.Degano, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); May. 24.84, 5.0, 10' (D.Tirelli, Sossano, Italy, 7x50 binoculars, HIP, tail 1°, PA 100°) May. 24.91, 7.2, +1'.7 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) May. 25.83, 4.4, 10' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 1.5 deg in pa 100 deg; moonlight) May. 25.83, 6.1, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); May. 25.87, 7.2, +1'.5 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647_filter) May. 26.83, 4.5, 10' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 2 deg in pa 105 deg; moonlight) May. 27.83, 4.8, 11' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 2 deg in pa 105 deg; moonlight) May. 28.83, 4.8, 12' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 2 deg in pa 105 deg; moonlight) May. 28.87, 4.8, 8', (S.Baroni, Milan, Italy, 20x80 Binoculars, moonlight) May. 29.96, 6.3, +1'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); May. 30.84, 6.3, +1'.8 (G.Degano, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); May. 30.88, 5.2, 12' ( V. Gonano, Udine, Italy, 10x50 binoculars; moonlight) Jun. 02.89, 6.8, +1'.7 (R.Turchetti, L.Furlanetto, Talmassons, Italy, 0.35m reflector + CCD +Ic_filter); Jun. 05.82, 5.4, 12' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 1 deg in pa 110 deg) Jun. 06.83, 5.3, 12' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 2.5 deg in pa 110 deg) Jun. 06.89, 7.2, +1'.6 (R.Ligustri, V.Savani, Talmassons, Italy, 0.35m reflector + CCD +Ic_filter); Jun. 06.90, 8.1, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 20', PA 100°) Jun. 06.93, 7.1, +2.3' (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD); Jun. 07.86, 7.2, +1'.6 (G.Degano, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jun. 07.89, 8.2, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647_filter) Jun. 08.86, 5.7, 10' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 3 deg in pa 110 deg) Jun. 08.86, 7.4, +1'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jun. 09.82, 5.8, 8' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 2.5 deg in pa 110 deg) Jun. 09.86, 7.7, +1'.9 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 20', PA 100°) Jun. 09.86, 5.8, 5' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x, tail 1°, PA 100°) Jun. 09.89, 7.4, +2'.5 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jun. 10.83, 6.0, 7' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 1.0 deg in pa 110 deg) Jun. 10.83, 6.0, 5'.5 (R. Haver, Frasso Sabino, Italy, 15x80 binoculars; tail 2.0 deg in pa 94 deg); Jun. 11.85, 6.0, 7' (T. Scarmato, Calabria, Italy; 7x50 binoculars; tail 1.0 deg in pa 110 deg) Jun. 11.93, 7.6, +2.0' (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD); Jun. 14.86, 6.3, 5' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x, tail 0°.5, PA 110°) Jun. 14.87, 8.4, +1'.7 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647_filter) Jun. 15.83, 7.6, +1.9' (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD) Jul. 15.88, 7.8, 6.5' (R. Haver, Frasso Sabino, Italy, 15x80 binoculars); Jun. 16.89, 6.3, 6' (T. Scarmato, Calabria, Italy; 7x50 binoculars) Jun. 17.88, 7.8, +1'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jul. 17.88, 7.8, 6' (R. Haver, Frasso Sabino, Italy, 15x80 binoculars); Jun. 19.87, 6.5, 6' (T. Scarmato, Mount Pollino, Basilicata, Italy; 7x50 binoculars) Jun. 20.87, 8.1, +1'.6 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jun. 23.85, 6.9, 6' (T. Scarmato, Calabria, Italy; 7x50 binoculars) Jun. 24.87, 7.0, 5' (T. Scarmato, Calabria, Italy; 7x50 binoculars) Jun. 25.85, 7.0, 5' (T. Scarmato, Calabria, Italy; 7x50 binoculars) Jun. 26.87, 7.0, 5' (T. Scarmato, Calabria, Italy; 7x50 binoculars) Jun. 27.86, 8.8, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 10', PA 90°) Jun. 28.87, 7.2, 4' (T. Scarmato, Calabria, Italy; 7x50 binoculars; moonlight; haze) Jun. 30.90, 8.7, +1'.5 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jul. 03.87, 7.3, 7' (V. Gonano, Udine, Italy, 10x50 binoculars; light pollution) Jul. 03.89, 8.7, +1'.4 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jul. 04.83, 7.8, 4' (T. Scarmato, Calabria, Italy; 7x50 binoculars) Jul. 07.83, 7.8, 4' (T. Scarmato, Calabria, Italy; 7x50 binoculars) Jul. 09.83, 8.0, 3' (T. Scarmato, Calabria, Italy; 7x50 binoculars) Jul. 09.87, 9.7, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 10', PA 150°) Jul. 10.83, 8.1, 3' (T. Scarmato, Calabria, Italy; 7x50 binoculars; haze) Jul. 14.87, 10.6, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647_filter) Jul. 14.91, 7.9, 6' (Michele Martellini, Passo Croce - Stazzema(Lu); 10x50 binoculars; DC 2/3) Jul. 17.89, 8.3, 5' (G. Milani, Mt. Labbro, Italy, 20x80 binoculars); Jul. 18.92, 8.2, 6' (Michele Martellini, Passo Croce - Stazzema(Lu); 10x50 binoculars; DC 3) Jun. 21.85, 8.0, 3' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x) Jul. 21.86, 9.7, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 5', PA 150°) Aug. 02.86, 9.3, +4'.5 (R.Ligustri, F.Romanello, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Aug. 13.85, 9.0, 2' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x) Sep. 01.82, 10.6, +0'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 7', PA 170°) Sep. 07.83, 10.2, +2'.8 (R.Ligustri, F.Romanello, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 09.80, 11.4, +0'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 7', PA 170°) Sep. 10.77, 10.5, 6' (T. Scarmato, Calabria, Italy, 25 cm reflector) Sep. 10.78, 11.0, +1’.0 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter); Sep. 10.87, 9.8, +3'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 11.77, 10.8, 4' (T. Scarmato, Calabria, Italy, 25 cm reflector,haze) Sep. 17.80, 9.9, +3'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 18.81, 11.8, +0'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 7', PA 180°) Nov. 04.75, 12.1, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Nov. 09.75, 13.1, +0'.9 (G. Sostero and D. Pigani, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 12.80, 12.2, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Dec. 09.76, 13.2, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); C/2001 HT50 (Linear) Total-magnitude and coma diameter estimate: 2003 Dec. 23.74, 13.3, +0'.7 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 2', PA 85°); Dec. 24.81, 13.1, +0'.8 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); 2004 Jan. 21.85, 13.5, +0'.6 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Sep. 07.93, 15.1, +0’.6 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD) Sep. 09.04, 14.8, +0’.4 (F.Kugel, St-Michel, France, 0,21m reflector+CCD) Sep. 11.08, 14.1, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD, unfiltered) Oct. 12.81, 14.5, +0'.5 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Dec. 07.81, 15.6, +0'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) C/2002 R3 (Loneos) Total-magnitude and coma diameter estimate: 2004 Sep. 02.97, [16.0, - (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD); COMET C/2002 T7 (Linear) Total magnitude and coma-diameter estimates: 2003 Dic. 25.77, 8.1, 7'.0 (R.Haver, Frasso Sabino, Italy, 15x80 binoculars, tail about 12' in PA=82 deg ); Dic. 25.77, 8.1, 6'.0 (R.Haver, Frasso Sabino, Italy, 10x50 binoculars); Dec. 26.74, 10.4, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 6', PA 85°); Dec. 26.78, 10.4, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD+Rc_filter, tail 6', PA 85°); Dec. 28.79, 7.8, 10' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 15' in PA=75 deg); Dec. 30.88, 7.6, 12' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail 40' in PA=70 deg); 2004 Jan. 03.77, 10.0, +1'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jan. 04.71, 10.7, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 8', PA 70°, Unfiltered, moonlight) Jan. 06.75, 7.8, 7' (T.Scarmato, Calabria, Italy, 7x50 binoculars, strong moonlight) Jan. 10.73, 8.3, 3' (Gabriele Vanin, Vignui, Italy, DC=1, tail 6' in PA 58°, 20 x 80B) Jan. 11.71, 7.4, 20' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail 40' in PA 55 deg) Jan. 11.71, 7.6, 16' (T.Scarmato, Calabria, Italy, 0.25-m reflector, tail 1.2 deg in PA 50 deg) Jan. 13.75, 11.0, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 10', PA 65°, Unfiltered) Jan. 15.79, 10.7, +1'.3 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Jan. 15.79, 10.0, +1'.3 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Jan. 15.79, 10.1, +1'.3 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter, tail 16' PA 66); Jan. 15.79, 9.7, +1'.3 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jan. 15.83, 7.9, 5' (F. Zucconi, Lodi, Italy, 10x70 binoculars, DC 3) Jan. 19.74, 7.2, 20' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail 1 deg in PA 50 deg) Jan. 19.81, 9.8, +1'.2 (G.Degano, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jan. 19.81, 9.8, +1'.2 (G.Degano, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Jan. 19.82, 7.8, 5' (F. Zucconi, Lodi, Italy, 10x70 binoculars, DC 3) Jan. 20.75, 8.0, 10' (S.Baroni, Milan, Italy, 20x80 Binoculars) Jan. 20.75, 10.5, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 10', PA 45°, Unfiltered) Jan. 20.80, 7.3, 14' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail 1 deg in PA 50 deg) Jan. 21.81, 10.7, +1'.2 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Jan. 21.81, 9.9, +1'.2 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Jan. 21.81, 10.1, +1'.2 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter, tail 20', PA 61); Jan. 21.81, 9.7, +1'.2 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jan. 20.82, 7.8, 6' (F. Zucconi, Lodi, Italy, 10x70 binoculars, DC 4) Jan. 22.72, 7.2, 16' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 1 deg in PA 45 deg) Jan. 22.78, 10.7, +1'.3 (G. Sostero, Mt. Joanez, Italy, 0.15-m reflector + CCD + Johnson B filter); Jan. 22.77, 9.9, +1'.3 (G. Sostero, Mt. Joanez, Italy, 0.15-m reflector + CCD + Johnson V filter); Jan. 22.77, 9.9, +1'.3 (G. Sostero, Mt. Joanez, Italy, 0.15-m reflector + CCD + Cousins R filter); Jan. 22.76, 9.7, +1'.3 (G. Sostero, Mt. Joanez, Italy, 0.15-m reflector + CCD + Cousins I filter); Jan. 23.77, 7.2, 13' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 1,2 deg in PA 45 deg) Jan. 23.77, 10.6, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Jan. 23.77, 9.9, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Jan. 23.77, 10.0, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Jan. 23.77, 9.7, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jan. 24.79, 7.0, 14' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail 1.5 deg in PA 45 deg) Jan. 30.74, 7.0, 12' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 0.5 deg in PA 40 deg) Jan. 30.75, 9.9, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 10', PA 45°, Unfiltered) Jan. 30.78, 10.6, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Jan. 30.78, 9.8, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Jan. 30.78, 9.4, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Jan. 30.78, 9.5, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter, tail 15'PA 63); Jan. 31.76, 7.1, 9' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 20' in PA 40 deg, strong moonlight) Feb. 07.75, 6.6, 6' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 1 deg in PA 50 deg, slight moonlight) Feb. 08.75, 6.7, 6' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 1 deg in PA 50 deg, slight haze) Feb. 08.75 UT, 7.5, coma dia. 9', (S.Baroni, Milan, Italy, 20x80 Binoculars) Feb. 08.76, 7.5, 5' (Gabriele Vanin, Passo Croce D'Aune, Italy, DC=3, tail 15' in PA 72°, 20 x 80B) Feb. 08.76, 7.1, 7' (R. Haver, Frasso Sabino, Italy, 15x80 binoculars, tail 0.6 deg in PA 63 deg) Feb. 09.72, 8.3, (L.Basili, Ostia Lido (RM), Italy, 0.20m L at 80x, high umidity, 27° comet altitude, light pollution, 2.5 mag. naked eye limit magnitude near comet) Feb. 09.75, 7.5, 5' (D.Tirelli, Sossano, Italy, 0,25m reflector, 60x visual, tail 20', PA 45°, HIP) Feb. 09.78, 7.2, 8' [Michele Martellini, Passo Croce di Stazzema(LU), Italy; DC 4; Feb. 09.79, 9.2, +1'.1 (G.Milani, Padova, Italy, 0,20m reflector + CCD + Ic filter) Feb. 10.75, 6.5, 9' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 2,5 deg in PA 50 deg) Feb. 10.75, 9.9, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 10', PA 45°, Unfiltered) Feb. 10.78, 10.2, +1'.1 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Feb. 10.78, 9.4, +1'.1 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Feb. 10.78, 9.3, +1'.1 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Feb. 12.76, 6.6, 10' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 2 deg in PA 50 deg) Feb. 14.75, 10.1, +1'.1 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Feb. 14.75, 9.5, +1'.1 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Feb. 14.75, 9.5, +1'.1 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Feb. 14.75, 10.1, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 10', PA 45°, Unfiltered) Feb. 16.80, 9.2, +1'.1 (G.Degano, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Feb. 17.75, 6.6, 12' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 2 deg in PA 50 deg) Feb. 17.76, 9.7, +1'.1 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Feb. 17.76, 9.3, +1'.1 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Feb. 17.76, 9.2, +1'.1 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Feb. 18.78, 6.8, 9' (T.Scarmato, Calabria, Italy, 7x50 binoculars, tail about 1.5 deg in PA 50 deg) May. 26.93, 3.3 TY 33.0T 47 6 4 0.5 ICQ XX ROSxx CARLOS ROSSATTI MONTEVIDEO URUGUAY May. 28.82, 3.8, 8' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 05.83, 4.2, 18' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 06.81, 4.4, 15' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 06.85, 7.4, +2'.5 (D.Tirelli, Sossano, Italy, 0,05m refractor+CCD, tail 1°, PA 90°, Unfiltered) Jun. 09.82, 4.8, 10' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 10.82, 5.2, 8' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 10.82, 6.5, 7' (R. Haver, Frasso Sabino, Italy, 15x80 binoculars); C/2003 G1 (Linear) Total-magnitude and coma diameter estimate: 2004 Sep. 02.91, 17.5, +0’.2 (G. Sostero, Remanzacco (Italy), 0.25-m reflector + CCD); Sep. 07.74, 17.1, +0’.4 (G. Sostero, Remanzacco (Italy), 0.25-m reflector + CCD); C/2003 H1 (Linear) Total-magnitude and coma diameter estimate: 2004 Mar. 19.97, 12.8, +1'.5 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 3', PA 45°, Unfiltered) Mar. 29.84, 12.9, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 5', PA 60°, Unfiltered, moonlight) Apr. 10.83, 12.9, +1'.4 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Apr. 17.80, 13.2, +1'.3 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Apr. 20.81, 14.2, +1'.1 (D.Tirelli, Sossano, Italy, 0.25m reflector+CCD, tail 3', PA 90°, unfiltered) Apr. 21.82, 13.5, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); C/2003 K4 (Linear) Total-magnitude and coma diameter estimate: 2004 Mar. 30.12, 12.1, +0'.7 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Apr. 21.11, 11.9, +0'.7 (D.Tirelli, Sossano, Italy, 0.25m reflector+CCD, unfiltered) Apr. 28.08, 11.3, +0'.9 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Apr. 28.08, 11.8, +0'.9 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Apr. 28.08, 12.6, +0'.9 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); May. 02.08, 11.3, +0'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) May. 02.08, 11.0, 1' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x, HIP) May. 06.87, 11.5, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); May. 08.94, 10.8, +0'.9 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, unfiltered) May. 18.09, 10.6, +0'.9 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) May. 20.88, 11.2, +1'.1 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); May. 25.88, 10.3, +1'.1 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); May. 25.91, 10.7, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) May. 25.93, 11.7, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647nm_filter) May. 27.88, 9.1, 3' (T. Scarmato, Calabria, Italy, 0.25 m reflector) Jun. 05.90, 8.5, 4', (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 06.85, 8.5, 5' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 06.88, 9.8, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jun. 06.93, 10.2, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 2', PA 170°) Jun. 08.86, 8.2, 10' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 08.89, 9.8, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jun. 09.89, 8.8, 3' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x, HIP) Jun. 09.90, 10.1, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 3', PA 170°) Jun. 09.85, 8.3, 7' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 09.96, 10.0, +1.4' (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD); Jun. 10.84, 7.9, 10' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 10.84, 8.4, 6' (R: Haver, Frasso Sabino, Italy, 15x80 binoculars) Jun. 11.85, 8.0, 9' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 11.98, 10.1, +1.4' (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD); Jun. 16.89, 7.6, 9' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 17.87, 9.4, +1.5' (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD); Jun. 17.89, 9.5, +1'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jun. 18.94, 9.4, +1.5' (G. Sostero, Remanzacco, Italy, 0.28-m reflector + CCD); Jun. 18.93, 9.3, +1.5' (G. Sostero, Remanzacco, Italy, 0.28-m reflector + CCD + Cousins I filter) Jun. 19.87, 7.4, 12' (T. Scarmato, Mount Pollino, Basilicata, Italy, 7x50 binoculars) Jun. 21.96, 9.7, +1.5' (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD); Jun. 23.86, 8.2, 3' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x, HIP) Jun. 23.87, 7.5, 11' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 23.88, 9.8, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 5', PA 120°) Jun. 24.85, 8.8, +1.6' (F. Montanucci and G. Sostero, Rome, Italy, 0.28-m reflector + CCD); Jun. 24.87, 7.3, 12' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 25.85, 7.2, 14' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 26.87, 7.3, 12' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jun. 27.89, 9.7, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 5', PA 120°) Jun. 28.87, 7.4, 10' (T. Scarmato, Calabria, Italy, 7x50 binoculars; moonlight; haze) Jun. 30.85, 9.2, +1'.6 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jul. 03.85, 9.4, +1'.6 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jul. 04.88, 6.8, 20' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jul. 04.88, 7.7, 4' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x, HIP) Jul. 04.89, 9.4, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, Unfiltered, tail 10', PA 115°) Jul. 07.83, 6.8, 18' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jul. 09.83, 6.6, 20' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Jul. 09.86, 9.6, +1'.6 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Jul. 09.90, 9.6, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 10', PA 115°) Jul. 10.83, 6.8, 15' (T. Scarmato, Calabria, Italy, 7x50 binoculars; haze) Jul. 11.87, 7.5, 20' (V. Gonano, Subit, Italy, 10x50 binoculars); Jul. 12.86, 9.5, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647_filter) Jul. 12.89, 7.0, 10' (G. Milani, Colli Euganei, Italy, 20x80 binoculars) Jul. 14.90, 6.6, 15' (Michele Martellini, Passo Croce - Stazzema(Lu); 10x50 binoculars;DC 3) Jul. 14.90, 7.0, 5' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x) Jul. 15.89, 6.8, 12' (R. Haver, Frasso Sabino, Italy, 15x80 binoculars) Jul. 17.87, 7.0, 10' (D.Tirelli, Mt. Verena, Italy, 7x50 binoculars) Jul. 17.88, 7.2, 10' (G. Milani, Mt. Labbro, Italy, 20x80 binoculars); Jul. 17.89, 6.8, 12' (R. Haver, Frasso Sabino, Italy, 15x80 binoculars); Jul. 18.91, 6,3, 15' (Michele Martellini, Passo Croce - Stazzema(Lu); 10x50 binoculars; DC 4) Jul. 21.85, 8.6, +4'.5 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Jul. 21.88, 6.9, 5' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x) Jul. 21.89, 9.4, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 10', PA 115°) Jul. 21.92, 7.1, 4' (Gabriele Vanin, Monte Avena, DC = 3, tail 0.2 deg in PA 105, 25 x 100 B) Jul. 22.86, 8.9, +4'.5 (F.Romanello, V.Savani, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Jul. 22.86, 8.0, +4'.5 (F.Romanello, V.Savani, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Jul. 22.86, 8.8, +4'.5 (F.Romanello, V.Savani, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Jul. 23.93, 7.0, --, (L.Basili, Middle Italy Mountains, Italy, 9x63B, 13° high (almost) half Moon) Jul. 23.98, 8.5, 14' (F. Pacucci, Taranto, Italy, 7X50 Binoculars) Jul. 27.88, 7.0, 10' (V. Gonano, Udine, Italy, 10x50 binoculars, moonlight); Aug. 02.83, 7.4, +4'.5 (R.Ligustri, F.Romanello, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Aug. 02.84, 8.0, 7' (F. Pacucci, Taranto, Italy, Newton 127 f/8) Aug. 04.85, 8.5, +4'.5 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Aug. 07.85, 8.7, 3.5' (F. Pacucci, Taranto, Italy, Newton 127 f/8) Aug. 08.84, 8,4, 3,9' (F. Pacucci, Taranto, Italy, Newton 127 f/8) Aug. 10.83, 8.7, +4'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Aug. 10.92, 7.0, 6' (Michele Martellini, Passo Croce - Stazzema(Lu); 10x50 binoculars; DC 4/5) Aug. 11.87, 6.9, 10' (V. Gonano, Udine, Italy, 10x50 binoculars, Hazy); Aug. 13.83, 6.6, 9', (S.Baroni, Milan, Italy, 20x80 Binoculars) Aug. 13.84, 8.9, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Aug. 13.84, 8.1, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Aug. 13.84, 8.8, +2'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Aug. 13.84, 7.0, 3' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x) Aug. 13,93, 7.5, 4' (F. Pacucci, Taranto, Italy, Newton 127 f/8) Aug. 14.83, 6.5, 10', (S.Baroni, Milan, Italy, 20x80 Binoculars) Aug. 14.86, 8.5, +4'.5 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Aug. 14.87, 6.7, 8' (V. Gonano, Udine, Italy, 10x50 binoculars); Aug. 17.81, 6.8, 12' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Aug. 18.85, 6.6, 14' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Aug. 23.81, 6.6, 8' (V. Gonano, Udine, Italy, 10x50 binoculars); C/2003 T3 (Tabur) Total-magnitude and coma diameter estimate: 2004 Sep. 11.07, 14.1, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Dec. 19.09, 15.9, +0'.7 (D.Tirelli, Sossano, Italy, 0.25m reflector + CCD) C/2003 T4 (Linear) Total-magnitude and coma diameter estimate: 2004 Mar. 17.82, 16.7, +0'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, Unfiltered) Mar. 19.81, 16.4, +0'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, Unfiltered) Apr. 21.86, 16.0, +0'.4 (D.Tirelli, Sossano, Italy, 0.25m reflector+CCD, unfiltered) Sep. 02.81, 14.6, +0'.5 (D.Tirelli, Sossano, Italy, 0.25m reflector+CCD, unfiltered) Sep. 09.85, 14.1, +0'.5 (D.Tirelli, Sossano, Italy, 0.25m reflector+CCD, unfiltered) Sep. 18.78, 14.1, +0'.6 (D.Tirelli, Sossano, Italy, 0.25m reflector+CCD, unfiltered) Nov. 09.77, 11.8, +0'.9 (G. Sostero and D. Pigani, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 08.71, 11.5, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 12.73, 12.8, +0'.8 (D.Tirelli, Sossano, Italy, 0.25m reflector + CCD + Rc_filter) Nov. 16.74, 12.7, +0'.8 (D.Tirelli, Sossano, Italy, 0.25m reflector + CCD ) Nov. 17.76, 12.0, +1'.0 (G. Sostero and M. Gonano, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 21.72, 11.9, +1'.0 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD) Nov. 21.73, 13.0, +1'.0 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Johnson V filter) Nov. 21.75, 12.0, +1'.0 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Dec. 07.73, 12.2, +0'.9 (D.Tirelli, Sossano, Italy, 0.25m reflector + CCD + Rc_filter) Dec. 07.72, 12.6, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 09.75, 12.2, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 11.70, 12.5, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 14.74, 11.9, +0'.9 (D.Tirelli, Sossano, Italy, 0.25m reflector + CCD + Rc_filter) Dec. 31.72, 11.6, +1'.0 (D.Tirelli, Sossano, Italy, 0.25m reflector + CCD + Rc_filter) C/2003 WT42 (Linear) Total-magnitude and coma diameter estimate: 2004 Nov. 21.98, 15.0, +0'.4 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter); C/2004 F4 (Bradfield) Total-magnitude and coma diameter estimate: 2004 Apr. 25.12, 3.5, 10' (D.Tirelli, Sossano, Italy, binocular 7x50, tail 3°, PA 250°) Apr. 25.11, 4.5, 2'.5 (G. Sostero, M.t Colovrat, Italy, teleobjective D=0.08m + CCD + Johnson V filter) Apr. 25.12, 5.5, 2'.5 (G. Sostero, M.t Colovrat, Italy, teleobjective D=0.08m + CCD + Johnson B filter) Apr. 25.11, 5.0, 2'.5 (G. Sostero, M.t Colovrat, Italy, teleobjective D=0.08m + CCD + Cousins R filter) Apr. 25.11, 4.6, 2'.5 (G. Sostero, M.t Colovrat, Italy, teleobjective D=0.08m + CCD + Cousins I filter) Apr. 25,18, 4.0, 10' (V.Gonano, Mt. Colovrat, Italy, 10x50 binoculars; 3.0-deg tail) Apr. 27.11, 4.8, 5' (D.Tirelli, Sossano, Italy, binocular 7x50, tail 3°, PA 300°) Apr. 27.12, 5.0, +2'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 20', PA 300°, antitail 1',PA 120°) Apr. 28.11, 6.2, +2'.3 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter); Apr. 28.11, 5.9, +2'.3 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Apr. 28.11, 6.2, +2'.3 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Bj_filter); Apr. 28.12, 5.2, 3' (D.Tirelli, Sossano, Italy, 0,25m reflector 60x, tail 1°, PA 300°, antitail 1',PA 120°) Apr. 28.13, 6.6, +2'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD, tail 20', PA 300°, antitail 1',PA 120°) Apr. 28.19, 5.2, 1'.5 (T. Scarmato, Calabria, Italy, 7x50B, tail about 3 deg in PA 270 deg, twinligth) May. 02.11, 7.5, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD + Rc_filter, tail 20', PA 305°, antitail 2') May. 02.10, 6.0, 3' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x, HIP, tail 1°, PA 305°) May. 07.10, 8.8, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector+CCD + Rc_filter, tail 20', PA 305°, antitail 2') May. 07.10, 7.5, 3' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x, HIP, tail 1°, PA 305°) May. 18.06, 11.0, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 10', PA 315°) P/2004 F3 (Neat) Total-magnitude and coma diameter estimate: 2004 May. 06.84, 14.8, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + unfiltered); May. 10.89, 14.7, +0'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, unfiltered) May. 18.92, 15.4, +0'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, unfiltered) C/2004 H6 (SWAN) Total-magnitude and coma diameter estimate: 2004 Jul. 23.05, 12.2, +1'.5 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 5', PA 180°, unfiltered) Aug. 12.95, 13.4, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 3', PA 170°, unfiltered) Aug. 17.87, 13.5, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 3', PA 170°, unfiltered) Sep. 02.91, [16.0, - (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD); C/2004 K1 (Catalina) Total-magnitude and coma diameter estimate: 2004 Sep. 02.86, [16.0, - (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD); C/2004 Q1 (Tucker) Total-magnitude and coma diameter estimate: 2004 Aug. 28.08, 13.2, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter); Aug. 28.08, 12.8, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Aug. 29.07, 13.3, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, unfiltered) Sep. 07.93, 12.8, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 07.98, 12.2, +1’.5 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD); Sep. 09.05, 12.6, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, unfiltered) Sep. 09.08, 13.9, +1’.5 (F.Kugel, St-Michel, France, 0,21m reflector+CCD) Sep. 11.03, 12.7, +2'.0 (R.Ligustri,L.Furlanetto Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 17.98, 12.2, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 19.00, 11.5, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, unfiltered) Nov. 04.79, 10.9, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Nov. 08.84, 10.0, 3' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x) Nov. 08.85, 11.0, +1'.7 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Nov. 09.71, 10.8, +1'.9 (G. Sostero and D. Pigani, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 12.79, 10.4, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 16.83, 10.9, +1'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 16.83, 11.3, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 3', PA 130°) Nov. 16.97, 12.1, +1'.8 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 17.78, 10.5, +1'.8 (G. Sostero and M. Gonano, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 17.84, 11.0, +1'.6 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 3', PA 130°) Nov. 19.77, 11.0, +1'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 20.90, 11.2, +1'.8 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 21.80, 10.5, +1'.1 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 21.80, 11.0, +1'.5 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 07.75, 11.3, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 07.82, 11.1, +1'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 08.84, 11.2, +1'.5 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 09.78, 11.3, +1'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 10.81, 11.5, +1'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 10.84, 11.4, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 11.82, 11.4, +1'.5 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 12.83, 11.4, +1'.3 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 30.70, 11.0, 3'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x) Dec. 30.71, 11.3, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) C/2004 Q2 (Machhloz) Total-magnitude and coma diameter estimate: 2004 Aug. 29.11, 11.2, +0'.9 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 5', Pa 240° unfiltered) Sep. 09.10, 11.7, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 3', Pa 250°) Sep. 11.10, 10.7, +3'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 18.10, 10.2, +3'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Sep. 19.07, 10.5, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD, tail 8', Pa 245°) Sep. 26.13, 10.2, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter, tail 8', Pa 250°) Nov. 06.98, 7.5, 5' (Gabriele Vanin, Monte Avena, 1454 msm, DC = 1, 20 x 80 B) Nov. 07.98, 8.4, +3'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter); Nov. 08.92, 8.0, 6' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x) Nov. 08.98, 8.4, +3'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 10.92, 7.0, 10' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Nov. 16.97, 8.2, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 16.99, 8.5, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Nov. 17.00, 7.3, +2'.8 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD + Cousins I filter) Nov. 17.89, 6.3, 14' (T. Scarmato, Calabria, Italy, 7x50 binoculars) Nov. 19.99, 8.4, +2'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 21.88, 6.4, 12' (T. Scarmato, Calabria, Italy, 7x50 binoculars, moonlight) Nov. 25.97, 5.9, 16' (T. Scarmato, Calabria, Italy, 7x50 binoculars, strong moonlight) Dec. 02.90, 5.2, 16' (T. Scarmato, Calabria, Italy, 7x50 binoculars, haze) Dec. 03.90, 5.3, 16' (T. Scarmato, Calabria, Italy, 7x50 binoculars; tail 1deg in pa 280 deg; haze) Dec. 05.93, 4.6, 16' (T. Scarmato, Calabria, Italy, naked eye) Dec. 05.93, 4.8, 22' (T.Scarmato, Calabria, IItaly, 7x50 binoculars; ions tail 2 deg in pa 360 deg, dust tail 1 deg in pa 280 deg) Dec. 06.92, 4.8, 20' (T.Scarmato, Calabria, Italy, 7x50 binoculars; ions tail 2 deg in pa 360 deg, dust tail 1 deg in pa 280 deg) Dec. 07.90, 5.5, 10' (D.Tirelli, Sossano, Italy, 0,25m reflector, visual 60x) Dec. 07.92, 7.2, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 07.95, 7.4, +1'.8 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647_filter) Dec. 07.95, 6.2, +4'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter) Dec. 07.96, 6.6, +4'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Vj_filter) Dec. 08.90, 5.5, 20' (V. Gonano, Udine, Italy, 10x50 binoculars) Dec. 08.92, 6.2, +4'.0 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter) Dec. 09.90, 6.2, +4'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter) Dec. 09.95, 4.8, 14' (Martellini Michele, Passo Croce - Stazzema(Lu); 10x50 binoculars; DC 4/5). Dec. 10.87, 4.5, -- (T.Scarmato, Calabria, Italy, naked eye) Dec. 10.87, 5.0, 18' (Renato Matera, Ripe (An), Italy, DC=4, ref.=TK, 20x80 binoculars) Dec. 10.92, 6.1, +4'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter) Dec. 11.90, 4.9, 16' (R. Haver, Frasso Sabino, Italy, 15x80 binoculars; 1.2 deg ion tail in p.a. 10°deg); Dec. 11.90, 4.5, -- (R. Haver, Frasso Sabino, Italy, naked eye) Dec. 11.91, 4.4, -- (T.Scarmato, Calabria, Italy, naked eye) Dec. 11.94, 6.0, +4'.0 (R.Turchetti, Talmassons, Italy, 0.35m reflector + CCD + Ic_filter) Dec. 11.97, 6.1, +4'.0 (D.Tirelli, Sossano, Italy, 0,08m refractor + CCD) Dec. 12.22, 5.5, 18' (Renato Matera, Senigallia (An), Italy, DC=3, ref=TK, 20x80 binoculars, light pollution) Dec. 12.90, 7.7, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dic. 12.91, 4.9, 14' (Martellini Michele, Oss. Astr. "Alpi Apuane" Stazzema -LU-; 10x50 binoculars; DC 5) Dec. 13,87, 5.0, 18' (Renato Matera, Ripe (An), Italy, DC=4, ref=TK, 20x80 binoculars) Dec. 13.88, 4.3, -- (T.Scarmato, Calabria, Italy, naked eye) Dec. 13.89, 5.0, 20' (A. Giambersio, Potenza, Italy, 7x50 binoculars) Dec. 13.90, 7.5, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647_filter) Dec. 14.84, 3.9, 25' (T.Scarmato, Calabria, Italy, naked eye) Dec. 14.90, 4.8, 15' (D.Tirelli, Sossano, Italy, 7x50 Binoculars) Dec. 18.87, 3.9, 22' (T.Scarmato, Calabria, Italy, naked eye) Dec. 18.87, 4.0, 15' (R. Haver, Roma, Italy, 10x50 binoculars) Dec. 18.91, 4.1, 20' (S.Baroni, Milan, Italy, 7x50 Binoculars) Dec. 19.00, 5.5, +4'.5 (D.Tirelli, Sossano, Italy, 0,05m refractor + CCD, tail 1°.5, PA 5°) Dec. 19.82, 4.0, 16' (T.Scarmato, Calabria, Italy, naked eye) Dec. 21.82, 3.9, 18' (T.Scarmato, Calabria, Italy, naked eye) Dec. 22.89, 4.4, 20' (A. Giambersio, Potenza, Italy, 7x50 binoculars, moonlight) Dec. 24.93, 3.6, 22' (T.Scarmato, Calabria, Italy, naked eye) Dec. 26.88, 3.8, 16' (T.Scarmato, Calabria, Italy, naked eye; strong moonlight) Dec. 27.88, 3.6, 20' (T.Scarmato, Calabria, Italy, naked eye; strong moonlight) Dec. 28.80, 3.5, 22' (T.Scarmato, Calabria, Italy, naked eye; moonlight) Dec. 29.72, 3.5, 30' (V.Gonano, Udine, Italy, 10x50;light pollution) Dec. 29.84, 3.5, 25' (T.Scarmato, Calabria, Italy, naked eye) Dec. 30.73, 3.8, 25' (S.Baroni, Milan, Italy, DC=4,7x50 B.) Dec. 30.76, 6.3, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Dec. 30.79, 3.8, 21' (Michele Martellini, Stazzema -LU-; naked eye; DC 4/5 with 15x80 binoculars). Dec. 31.77, 3.7, 20' (D.Tirelli, Sossano, Italy, naked eye) Dec. 31.78, 6.6, +1'.4 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + 647nm_filter) Dec. 31.83, 3.6, 20' (R. Haver, Roma, Italy, 10x50 binoculars) Dec. 31.83, 3.4, -- (R. Haver, Roma, Italy, naked eye) C/2004 U1 (Linear) Total-magnitude and coma diameter estimate: 2004 Nov. 22.02, 17.1, +0'.3 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD) Dec. 06.89, 13.3, +1'.2 (G. Sostero, Remanzacco, Italy, 0.25-m reflector + CCD; fan tail 0.5' long on PA 260 deg) Dec. 07.98, 13.9, +1'.0 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Dec. 10.96, 13.5, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 12.00, 14.0, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 14.87, 14.0, +1'.1 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) P/2004 T1 (Linear-Neat) Total-magnitude and coma diameter estimate: 2004 Nov. 08.96, 13.9, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) Nov. 12.85, 15.8, +0'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Nov. 16.81, 13.9, +1'.2 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD) Dec. 07.79, 15.3, +1'.0 (D.Tirelli, Sossano, Italy, 0,25m reflector + CCD + Rc_filter) P/2004 VR8 (Loneos) Total-magnitude and coma diameter estimate: 2004 Dec. 11.86, 17.2, +0'.2 (R.Ligustri, Talmassons, Italy, 0.35m reflector + CCD + Rc_filter) Torna alla HOME PAGE comete Torna all'HOME PAGE dell'UAI