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Name / Constellation

NGC 3938

 Other:

UMa
Coordinates AR: 12h 03m 00sec - Dec: +44° 31' 00"
Optics Richtey-Chretien Officina Stellare 10"@F8 Carbon Truss
Camera-Mount SBIG ST10XME/CFW10/ONAG/ST8300 guider - 10Micron GM2000 QCI Mount
Filters Astrodon LRGB TruBalance (Gen 2)
Exposure
  • Luminance
  • Red
  • Green
  • Blue
  • 12 x 900 sec - 3 hours
  • 9 x 600sec - 90 min
  • 10 x 600 sec - 100 min
  • 9 x 600 sec - 90 min
  • UNBINNED
  • BINNING 2X2
  • BINNING 2X2
  • BINNING 2X2
Location / Date Promiod (Valle D'Aosta-Italy) "TLP" Remote Observatory - apr 2017
Seeing 3" @ 0.71 arcosec/pixel unbinned
Note  
Acquisition MaxIm DL - CCD Autopilot 5
Processing Adobe Photoshop CS5 -
Comment

Spiral Galaxy type Sc. Apparent mag. 10.9 ans size 5.4' x 4.9'. Distance 56.9 Myl