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Observatory Parameters
May 27
Lat. 39.0, Lon. -77.5
Clouds: Seeing:
Waxing Gibbous
18:35 04:54
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NGC 4656, Astrophotography by Dan57

Equipment

  • Imaging telescope / lens: Sky-Watcher Apochromatic 80/510 mm
  • Imaging camera: Canon 1000D (CMOS) - modified
  • Mount: Equatorial
  • Guiding telescope / lens: Spotting scope 50mm
  • Guiding camera: ZWO Optical ASI 120 (CMOS)
  • Filters: Light pollution
  • Accessories: Focal reducer Sky-Watcher 0.85x
  • Processed with: Iris (AstroSurf)

Frames / Subs

  • Lights: 28 x 7 min
  • Total integration time: 3:16 hours

Acquisition

  • Date: Wed Apr 18th 2018
  • ISO: 800

Spatial Info

  • Image Size: 3,880 x 2,587 pixels
  • Image Scale: 2.247 arcsec / pixel
  • Visual Field: 2º 25' 18''
  • RA Center: 12h 42m 34s
  • DEC Center: 32º 22' 11''
  • Orientation: 90.600 degrees E of N

Sky Maps

N/A

Comments

Astronomy Quote of the Day

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