Exposure data
Telescope: 4.5″ Newton f=440mm
Camera: SBIG ST2000XM
Filters: SBIG RGB + Astronomik Hα (13nm)
Exposure times: Hα: 18x10min 2x10min G: 2x10min B: 2x10min
Exposure time total: 4h
Mount: Vixen New Atlux
Location: Erdweg/Germany (500m)
Date: 2005-07-25+26
Object data of NGC 6992
Object type: Supernova remnant
Size: 60′
Magnitude: 7.0 mag
Constellation: Cygnus
Distance: 2000 Ly
