Hemisphere:  Northern  ·  Constellation: Canes Venatici (CVn)  ·  Contains:  NGC 4627  ·  NGC 4631

Image of the day 05/02/2013

    NGC 4631, 



    
        

            Dave (Photon)
    NGC 4631
    Powered byPixInsight

    NGC 4631

    Image of the day 05/02/2013

      NGC 4631, 



    
        

            Dave (Photon)
      NGC 4631
      Powered byPixInsight

      NGC 4631

      Technical card

      Imaging telescopes or lenses: RC Optical Systems RCOS 12.5" F/9 CF Tube

      Imaging cameras: FLI ML8300

      Mounts: ASA DDM85X-SL

      Guiding cameras: SBIG ST402ME

      Software: ASA Autoslew  ·  Photoshop CS6  ·  TheSkyX  ·  MaximDL 5

      Filters: Astrodon Tru-Balance Generation 2 E-Series - L 50mm - NIR Blocked  ·  Astrodon Tru-Balance Generation 2 E-Series - R 50mm - NIR Blocked  ·  Astrodon Tru-Balance Generation 2 E-Series - G 50mm - NIR Blocked  ·  Astrodon Tru-Balance Generation 2 E-Series - B 50mm - NIR Blocked

      Accessory: FLI CFW-2-7 50mm round 7 position filter wheel


      Dates:April 18, 2013April 19, 2013

      Frames:
      Astrodon Tru-Balance Generation 2 E-Series - B 50mm - NIR Blocked: 16x900" (4h) (gain: 0.42) -35C bin 1x1
      Astrodon Tru-Balance Generation 2 E-Series - G 50mm - NIR Blocked: 16x900" (4h) (gain: 0.42) -35C bin 1x1
      Astrodon Tru-Balance Generation 2 E-Series - L 50mm - NIR Blocked: 12x900" (3h) (gain: 0.42) -35C bin 1x1
      Astrodon Tru-Balance Generation 2 E-Series - R 50mm - NIR Blocked: 16x900" (4h) (gain: 0.42) -35C bin 1x1

      Integration: 15h

      Darks: ~50

      Flats: ~20

      Flat darks: ~20

      Bias: ~50

      Avg. Moon age: 7.83 days

      Avg. Moon phase: 54.70%

      Bortle Dark-Sky Scale: 2.00

      Mean SQM: 21.70


      Basic astrometry details

      Astrometry.net job: 94518

      RA center: 12h 42' 9"

      DEC center: +32° 32' 49"

      Pixel scale: 0.377 arcsec/pixel

      Orientation: 179.821 degrees

      Field radius: 0.212 degrees


      Resolution: 3231x2434

      Locations: SpaceIgloo Observatory, Williamson, AZ, United States

      Comments

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      NGC 4631, 



    
        

            Dave (Photon)