Exposure data
Telescope: 10" Lacerta Newton f=1000mm
Camera: SBIG ST8300M
Filters: Baader HαLRGB
Exposure times: Hα:6x10min L:33x6min R:8x6min G:8x6min B:8x6min
Exposure time total: 6h 42min
Mount: 10 Micron GM 1000 HPS
Location: Erdweg/Germany (500m)
Date: 2018-04-13+14
Object data of M 82
Object type: Galaxy (irregular)
Size: 11.2' x 4.3'
Magnitude: 8.6 mag
Constellation: Ursa Major
Distance: 14 Mio Ly
Below you can find an inverted image of M 82