Exposure data
Telescope: 4.5″ Newton f=440mm
Camera: SBIG ST2000XM
Filters: SBIG LRGB
Exposure times: L: 18x5min R: 4x5min G: 4x5min B: 4x5min
Exposure time total: 2h 30min
Mount: Vixen New Atlux
Location: Erdweg/Germany (500m)
Date: 2011-06-27
Object data of M 8
Object type: Emission nebula
Size: 90′ x 60′
Magnitude: 6.0 mag
Constellation: Sagittarius
Distance: 5200 Ly
