M 103

50% resolution (1582 x 1183px)

Exposure data

Telescope:    4.5" Newton f=440mm
Camera:    SBIG ST2000XM
Filters:    SBIG LRGB
Exposure times:    L:40x2min R:10x2min G:10x2min B:10x2min
Exposure time total:    2h 20min
Mount:    Vixen New Atlux
Location:    Erdweg/Germany (500m)
Date:    2009-09-26
 
Object data of M 103

Object type:    Open cluster (ll 2 m)
Size:    6'
Magnitude:    7.4 mag
Constellation:    Cassiopeia
Distance:    7000 Ly

Notes:    North is left