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Observatory Parameters
May 21
Ashburn
Clouds: Seeing:
First Quarter
12:12 01:32
NGC 2039, Astrophotography by RiccardoBallerini

Equipment

  • Imaging telescope / lens: TeleVue Apochromatic 100/500 mm Genesis
  • Imaging camera: SBIG ST 8300 m (CCD)
  • Mount: Equatorial Vixen SXD Nexstar Mod
  • Guiding camera: Starlight Lodestar
  • Filters: Baader Planetarium Luminance (UV/IR block)
    H-alpha (Narrowband Hydrogen Alpha)
  • Processed with: PixInsight (Pleiades Astrophoto)

Frames / Subs

N/A

Acquisition

  • Seeing: 2 / 5
  • Transparency: 4 / 5
  • Sky darkness: 3 / 9
  • Camera sensor temperature: -20.0 ºC
  • Binning: 1x1

Spatial Info

  • Image Size: 2,972 x 2,132 pixels
  • Image Scale: 2.220 arcsec / pixel
  • Visual Field: 2º 15' 19''
  • RA Center: 5h 44m 37s
  • DEC Center: 9º 11' 03''
  • Orientation: -0.416 degrees E of N

Sky Maps

Comments

Astronomy Quote of the Day

“We find, therefore, under this orderly arrangement, a wonderful symmetry in the Universe, and a definite relation of harmony in the motion and magnitude of the orbs, of a kind that is not possible to obtain in any other way.” Johannes Kepler, The Harmonies of the World, 1619
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