Exposure data
Telescope: Vixen VC200L (8" Cassegrain f=1260mm)
Camera: SBIG ST2000XM
Filters: SBIG LRGB
Exposure times: L:12x5min R:3x4min G:3x4min B:3x4min (L:1x1 RGB:2x2)
Exposure time total: 1h 36min
Mount: Vixen New Atlux
Location: Erdweg/Germany (500m)
Date: 2010-10-09
Object data of NGC 2261
Object type: Variable reflection nebula
Size: 2'
Magnitude: 9.0 mag
Constellation: Monoceros
Distance: 2500 Ly