L;10min×59(2009/4/26,28,29,30) R;10min×5 B;10min×8(2×2binning)(2009/4/2)
21ｃｍ f6.0 Newtonian ST7XME
M61(NGC4303) /NGC4303A in Virgo
Magnitude 9.7 Size 6.0''
L;10min×59(2009/4/26,28,29,30) R;10min×5 B;10min×8(2×2binning)(2009/4/2)
21ｃｍ f6.0 Newtonian ST7XME
