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Observatory Parameters
Feb 25
Lat. 39.0, Lon. -77.5
Clouds: Seeing:
Waxing Gibbous
13:18 03:10
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NGC 6992, Astrophotography by jboyles

Equipment

  • Imaging telescope / lens: William Optics Apochromatic 71/420 mm GT71
  • Imaging camera: ZWO Optical ASI1600MM-Cool (CMOS)
  • Mount: Equatorial Celestron CGEM DX
  • Guiding telescope / lens: Orion Refractor 80/400 mm ST80
  • Guiding camera: ZWO Optical ASI120
  • Processed with: Sequence Generator Pro
    PixInsight (Pleiades Astrophoto)
    Photoshop

Frames / Subs

  • Lights (filter H-alpha): 29 x 120 sec
  • Lights (filter OIII): 28 x 120 sec
  • Total integration time: 1:54 hours

Acquisition

  • Date: Sun Jul 30th 2017
  • Sky darkness: 8 / 9
  • Ambient temperature: 60.0 ºF
  • Camera sensor temperature: -15.0 ºC
  • Binning: 1x1
  • Gain: 139

Spatial Info

  • Image Size: 4,656 x 3,520 pixels
  • Image Scale: 2.312 arcsec / pixel
  • Visual Field: 2º 59' 21''
  • RA Center: 20h 56m 17s
  • DEC Center: 31º 21' 08''
  • Orientation: -91.314 degrees E of N

Sky Maps

N/A

Comments

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