Exposure data
Telescope: 4.5" Newton f=440mm
Camera: SBIG ST8300M
Filters: Baader HαLRGB
Exposure times: Hα:40x10min L:6x5min R:6x5min G:6x5min B:6x5min
Exposure time total: 8h 40min
Mount: 10 Micron GM 1000 HPS
Location: Erdweg/Germany (500m)
Date: 2021-09-09+10
Object data of Sh2-154
Object type: Emission nebula
Size: 60'
Magnitude: -
Constellation: Cepheus
Distance: 3250 Ly
