Imaging telescopes or lenses: Celestron Omni XLT 150 Newton
Imaging cameras: Canon 30D
Mounts: Sky-Watcher EQ6 Pro
Guiding telescopes or lenses: William Optics Zenithstar 66SD
Software: DeepSkyStacker · GradientXterminator · PHD guiding · photoshop
Dates:March 18, 2012
Frames: 12x300"
Integration: 1.0 hours
Avg. Moon age: 25.63 days
Avg. Moon phase: 16.25%
Astrometry.net job: 145941
RA center: 12h 23' 43"
DEC center: +15° 44' 6"
Pixel scale: 3.482 arcsec/pixel
Orientation: -178.938 degrees
Field radius: 0.996 degrees
Resolution: 1712x1142
M100 and many other distant galaxies of Virgo´s Cluster shot on night 18.03.2012.
Flat image didn´t work as I expect and I had to use gradienxterminator to correct background. Guiding works pretty well and I got 5min sub exposures consistently.
Weather was one of best of the season 2012.
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