Exposure data
Telescope: 10″ Lacerta Newton f=1000mm
Camera: SBIG ST8300M
Filters: Baader HαOIIILRGB
Exposure times: Hα: 23x10min L: 12x8min R: 6x8min G: 6x8min B: 6x8min
Exposure time total: 7h 50min
Mount: 10 Micron GM 1000 HPS
Location: Erdweg/Germany (500m)
Date: 2018-10-16+17
Object data of Sh2-140
Object type: Emission nebula
Size: 24′
Magnitude: –
Constellation: Cepheus
Distance: 2900 Ly
