Takahashi BRC-250 Bitran BJ-41L
L10minx7 R5minx2(2x2) G5minx2(2x2) B5minx2(2x2)
Tokai TYPEIII LRGB filter LRGB
M1
NGC3992"M109" Galaxy in Ursa Major
11h57m35.7s +53 22 28 Mag(V)9.8 Diam7.6'x4.6' SB13.5 Type Class SB(rs)bc I
C
