NGC2841 in Ursa Major
Magnitude 9.3 Size 8.1'


L;10min~47(2008/12/3,6,23,28) R;10min~6 B;10min~8(2~2binning) (2008/12/6)
20cm f6.0 Newtonian ST7XME
(“V•¶ƒKƒCƒh@2009”N4ŒŽ†j