发现后到23日的观测数据
2001 Aug. 20.31 UT: m1=10.8, Dia=2', DC=4... 15.2cm R (152x)...Paulo M.
Raymundo (Salvador, Brazil)
2001 Aug. 20.44 UT: m1=9.8, Dia=3', DC=4... 15cm L...Greg Crinklaw
(Cloudcroft, NM)
2001 Aug. 21.77 UT: m1=9.8, Dia.=2'.3, DC=4...25.4cm L (46x)...Katsumi
Yoshimoto (Yamaguchi, Japan) [Comet is brighter than 19P.]
*2001 Aug. 22.12 UT: m1=10.7, Dia.=2', DC=3...25cm L (60x)...C.Segarra (Algimia,
Spain)
*2001 Aug. 22.72 UT: m1=9.5, Dia.=2.1', DC=6... 32cm L (58x)...Yoshimi
Nagai(Yamanashi, Japan)[It could be seen much more clearly than C/2001 A2 of
the same night.]
*2001 Aug. 22.89 UT: m1=10.5, Dia.=2.2', DC=3...20cm L (45x)...Andrew Pearce (Nedlands,
Western Australia)
*2001 Aug. 23.078 UT: m1=10.2, Dia.=2', DC=3/... 25.4cm T f/6.3
(105x)...Sebastian F. Hoenig (Dossenheim, BW, Germany) [Coma elongated, enough
comparison stars within the FOV, Limiting naked-eye magnitude: 5.7]
星历表
Date TT R. A. (2000) Decl. Delta r Elong. Phase m1 2001 08 19 05 35.35 +27 56.2 0.866 0.970 61.6 66.6 10.6 2001 08 24 06 03.33 +26 09.8 0.886 0.957 60.2 66.4 10.5 2001 08 29 06 29.40 +24 09.9 0.910 0.950 59.0 65.8 10.6 2001 09 03 06 53.59 +22 01.3 0.937 0.948 58.2 64.7 10.6 2001 09 08 07 15.98 +19 48.0 0.966 0.951 57.6 63.4 10.7 2001 09 13 07 36.71 +17 33.0 0.997 0.961 57.3 61.8 10.8 2001 09 18 07 55.91 +15 18.5 1.029 0.976 57.3 60.1 11.0 2001 09 23 08 13.69 +13 06.4 1.061 0.995 57.6 58.3 11.1 2001 09 28 08 30.19 +10 57.6 1.092 1.020 58.1 56.5 11.3 2001 10 03 08 45.50 +08 52.9 1.121 1.048 58.9 54.8 11.5 2001 10 08 08 59.73 +06 52.8 1.149 1.080 59.9 53.1 11.6 2001 10 13 09 12.94 +04 57.5 1.175 1.116 61.1 51.6 11.8 2001 10 18 09 25.19 +03 07.1 1.198 1.153 62.6 50.1 12.0