Exposure data
Telescope: 4.5″ Newton f=440mm
Camera: SBIG ST8300M
Filters: Baader LRGB
Exposure times: L: 16x5min R: 8x5min G: 6x5min B: 6x5min
Exposure time total: 3h
Mount: 10 Micron GM 1000 HPS
Location: Erdweg/Germany (500m)
Date: 2017-01-28
Object data of M 67
Object type: Open star cluster (ll 2 m)
Size: 30′
Magnitude: 6.9 mag
Constellation: Cancer
Distance: 2700 Ly
