Exposure data
Telescope: 4.5" Newton f=440mm
Camera: SBIG ST2000XM
Filters: SBIG LRGB
Exposure times: L:30x2min R:10x2min G:10x2min B:10x2min
Exposure time total: 2h
Mount: Vixen New Atlux
Location: Erdweg/Germany (500m)
Date: 2010-06-24
Object data of M 39
Object type: Open cluster (lll 2 p)
Size: 32'
Magnitude: 4.6 mag
Constellation: Cygnus
Distance: 825 Ly
Below you can find a 400% zoom of PK 93-2.1 (Minkowski 1-79)
