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Spiral Galaxy NGC2841 in Ursa Major, also UGC 4966

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Exposure date

February and March 2010
Camera Artemis 4021
Instrument 12,5" Newton RCNA (First Light Image of the new instrument)
Mount Gemini 41
Filters Baader LRGB Filterset
Exposure time (L) 11 * 600s + (R,G,B)(6x6x3) * 300s, total 3 H 5min
Bildorientierung Norden oben, Osten links
Datareduction and image processing
THELI, PHOTOSHOP
Imaging conditions moderate seeing conditions
Object data
Galaxy
NGC 2841 UGC 4966
Size: 7.7'x 3.6'
Brightness: 9.20
Surface brightness: 12.70 
Distance to sun
arround 47 million Ly
Description
Spiralgalaxie, nearly edge on in UMA.