C/2001 A2 LINEAR
2001. Apr. 04 (UT)
30 cm / F - 6 Newtonian, CCD, exposure : 120 sec each
m1 : 9.1 V
B, V, R color
U band, 11:17:04 (I band であったことがのちに判明 2001.05.29)
B band, 11:09:36
V band, 10:25:07
R band, 10:46:10
I band, 11:02:35
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