Exposure data
Telescope: 4,5" Newton f=440mm
Camera: SBIG ST8300M
Filters: Baader HαLRGB
Exposure times: Hα:2x8min L:40x5min R:3x5min+8x3min G:3x5min+8x3min B:5x3min+8x3min
Exposure time total: 5h 33min
Mount: 10 Micron GM 1000 HPS
Location: Erdweg/Germany (500m)
Date: 2022-03-02+03
Object data of M 78
Object type: Reflection nebula
Size: 8'
Magnitude: 8.0 mag
Constellation: Orion
Distance: 1600 Ly
