M81: QSI 532wsg First Light

Messier 81 (Bode's Galaxy), Spiral Galaxy in Ursa Major

100% Scale PNG

Image Type: Monochrome
Telescope: 10" Aries f/15 Maksutov-Cassegrain on Astro-Physics 900GTO German Equatorial
Effective Focal Length: 2642mm
Resolution: 0.53"/pixel at full size
Accessories: Moravian G1-0300 as Off-Axis Guider, 0.67X Astro-Physics CCD Telecompressor
CCD: QSI 532wsg, running at -20 deg. C
Exposures: 1x5 min
Filter(s): AstroDon Clear
Exposure Date: 29 March 2011
Location: Malvazinky Observatiory in Prague, Czech Republic
Seeing, FWHM: 1.9"
Processing Software: MaximDL, PixInsight
Image Acquisition Software: MaximDL, TheSky6, CCDAutoPilot, FocusMax, PinPoint
Remarks: This is the first light of QSI 532wsg camera at Malvazinky Observatory. Not calibrated (no darks, bias, flat frames.) Synthetic automatic background extraction applied in PixInsight in order to compensate uneven field illumnation.
   
 

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