Exposure data
Telescope: 4.5" Newton f=440mm
Camera: SBIG ST8300M
Filters: Baader LRGB
Exposure times: L:60x10min R:12x10min G:12x10min B:12x10min
Exposure time total: 16h
Mount: Vixen New Atlux
Location: Erdweg/Germany (500m)
Date: 2011-09-30 + 2011-10-01 + 2012-09-15+16
Object data of M 45
Object type: Open cluster (l 3 r) with reflection nebula
Size: 110'
Magnitude: 1.6 mag
Constellation: Taurus
Distance: 440 Ly
