Exposure data
Telescope: 4.5″ Newton f=440mm
Camera: SBIG ST8300M
Filters: Baader HαLRGB
Exposure times: Hα: 26x10min L: 15x10min R: 8x5min G: 8x5min B: 8x5min
Exposure time total: 8h 50min
Mount: 10 Micron GM 1000 HPS
Location: Erdweg/Germany (500m)
Date: 2021-09-07+08
Object data of NGC 7822
Object type: Emission nebula
Size: 100′
Magnitude: –
Constellation: Cepheus
Distance: 3000 Ly
