2015-04-20 23:00-03:00
Clear, no moon or wind, 7 degrees C

NGC4631
Exposures:
24x480s LIGHT
44x480s DARK
200 BIAS

Camera: Canon EOS-600Da, IDAS LPS-P2, ISO800
Lens: Sky-Watcher Esprit 80ED + Sky-Watcher field flattener
Mount: HEQ5 Pro
Skywatcher SynGuider auto guider and Celestron 80mm guide scope
Software: BackyardEOS, PixInsight, Photoshop