Exposure data
Telescope: Vixen VC200L (8" Cassegrain f=1260mm)
Camera: SBIG ST8300M
Filters: SBIG LRGB
Exposure times: L:8x4min R:4x4min G:4x4min B:4x4min
Exposure time total: 1h 20min
Mount: 10 Micron GM 1000 HPS
Location: Erdweg/Germany (500m)
Date: 2016-07-10
Object data of M 103
Object type: Open cluster (ll 2 m)
Size: 6'
Magnitude: 7.4 mag
Constellation: Cassiopeia
Distance: 7000 Ly
