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The whale galaxies - in Canes Venatici

Optics Borg ED101 at f/8.8
Camera Canon EOS40D modified
Filters IDAS LPS PS2
Date 26 and 29 Apr 2008
Location Antares Observatory
Sky Conditions mag 5 sky
Exposure 18x15min ISO400
26x10min ISO800
total: 8h 50min
Programs used IRIS, DSS, PixInsight LE, Photoshop
Notes slightly cropped image
NGC4631 and NGC4656

click here for a 50% size 1723x1197 (633KB)

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