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Observatory Parameters
May 24
Lat. 39.0, Lon. -77.5
Clouds: Seeing:
Waxing Gibbous
15:30 03:21
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NGC 2403, Astrophotography by Alexander_Ax

Equipment

  • Imaging telescope / lens: Celestron Schmidt-Cassegrain (SCT) 200/2032 mm SC 203/2032 C8 OTA
  • Imaging camera: Atik 314L+ Mono (CCD)
  • Mount: Equatorial Sky-Watcher AZ-EQ6
  • Guiding telescope / lens: Sky-Watcher Refractor 80/400 mm AC 80/400 StarTravel OTA
  • Guiding camera: Atik 314L+ Mono (CCD)
  • Accessories: Off-axis guider MGEN
    Barlow Celestron 0.63x 2.00"

Frames / Subs

  • Lights (filter Luminance): 24 x 240 sec
  • Lights (filter Red): 20 x 180 sec
  • Lights (filter Green): 20 x 180 sec
  • Lights (filter Blue): 20 x 180 sec
  • Total integration time: 4:36 hours

Acquisition

  • Date: Fri Jan 20th 2017
  • Seeing: 4 / 5
  • Transparency: 3 / 5
  • Sky darkness: 3 / 9
  • Ambient temperature: -6.0 ºC
  • Camera sensor temperature: -20.0 ºC
  • Binning: 1x1

Spatial Info

  • Image Size: 1,273 x 881 pixels
  • Image Scale: 0.939 arcsec / pixel
  • Visual Field: 0º 19' 54''
  • RA Center: 7h 36m 52s
  • DEC Center: 65º 36' 03''
  • Orientation: -175.606 degrees E of N

Sky Maps

Comments

Astronomy Quote of the Day

“What a type of happy family is the family of the Sun! With what order, with what harmony, with what blessed peace, do his children the planets move around him, shining with light which they drink in from their parent's in at once upon him and on one another!” Augustus William Hare and Julius Charles Hare
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