4/4Takahashi TOA-130　Flatner F7.7 Bitran BT-218ME CCD camera
　L17x10min.　R2x5min.　G2x5min.　B4x5min. (RGB2x2)
IDAS LRVB filter LRGB

NGCNGC4501 ( M88 Galaxy in Coma berenices)　
12h31m59.5s +14 25 15 Mag(V)9.6 Dim6.9'x3.7' SB13.0 SA(rs)b I-II