Archimedes 发表于 2006-12-11 23:52

Comet C/2006 L1 (Garradd) & Comet C/2006 M4 (SWAN)

Comet C/2006 M4 (SWAN)
Recent comet estimate:
Dec. 10.47 UT, [9.2  5' (W. Xu, Northern Guangzhou, China, 0.10-m refractor; Extremely clear sky. Slight light pulltion in this direction. Barely seen. Hard to measure its magnitude. )

Comet C/2006 L1 (Garradd)
Recent comet estimate:
Dec. 10.56 UT, 9.3   5' (W. Xu, Northern Guangzhou, China, 0.10-m refractor; Extremely clear sky. No light pullution in the NE horizon. Easier seen. )

ICQ Format:
  2006M4  2006 12 10.47  S[ 9.2 TJ 10.0R 7  28   5    2            ICQ XX  XUxx
  2006L1   2006 12 10.56  S  9.3 TJ 10.0R 7  28   5    2            ICQ XX  XUxx

活动星图 发表于 2006-12-12 17:26

能不能转发?

Archimedes 发表于 2006-12-12 19:23

没问题!
PS:为避免争议,再说明一下,当时观测地点肉眼裸视星等至少有5等,北、东北方向更黑,西南光害较严重。观测C/2006 L1 (Garradd) 视场观测到11等的白色恒星问题不大,可惜由于赶时间(第二天要上课)测极限星等并不准确,估计已经逼近12等。值得一提的是,C/2006 L1 (Garradd) 当时离星等为10.93的恒星TYC3391-00077-1 很近,大约不到1',故而该恒星看起来有些“发毛”,可能因此彗星易见些。另外由于论坛问题,ICQ格式的空格有许多错误。
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