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Reports from Geisei Observatory<February 24, 2000>


I attempted to observe LINEAR during a very short period of time between the end of evening twilight and moon rise. The nucleus is stellar and the magnitude is 14.7. The tail is 1.5' long in the east-northeast. It is still 3 A.U. (450 million kilometers) from the earth and the tail will certainly become longer than one degree in July when it passes perihelion.

Evening of February 22
15-minute exposure by the 60cm reflector
[C/1999 S4(LINEAR)]
C/1999 S4(LINEAR)
60cm reflector on February 22







Copyright (C) 2000 Tsutomu Seki.