Exposure data
Telescope: 12″ Meade ACF f=1500mm with Reducer Lumicon Giant Easy Guider
Camera: SBIG ST2000XM
Filters: SBIG LRGB
Exposure times: L: 20x5min + 10x10min R: 3x5min + 1x10min G: 3x5min + 1x10min B: 3x5min + 1x10min (L: 1×1 RGB: 2×2)
Exposure time total: 4h 35min
Mount: Vixen New Atlux
Location: Erdweg/Germany (500m)
Date: 2008-05-08 + 2010-04-08
Object data of M 51
Object type: Galaxy (Sbc)
Size: 11.2′ x 6.9′
Magnitude: 8.1 mag
Constellation: Canes Venatici
Distance: 31 Mio Ly
Object data of NGC 5195
Object type: Galaxy (SB0)
Size: 5.8′ x 4.6′
Magnitude: 10.5 mag
Constellation: Canes Venatici
Distance: 25 Mio Ly