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Observatory Parameters
Nov 19
Ashburn
Clouds: Seeing:
Waxing Crescent
07:46 18:04
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M 74, Astrophotography by billc2016

Equipment

  • Imaging telescope / lens: Meade Schmidt-Cassegrain (SCT) 200mm
  • Imaging camera: Canon Rebel t5i
  • Mount: Alt-azimuth tripod Meade standard wedge
  • Guiding telescope / lens: orion Spotting scope 50/112 mm
  • Guiding camera: Orion Starshoot guider
  • Processed with: Photoshop
    DSS (DeepSkyStacker)

Frames / Subs

  • Lights: 21 x 180 sec
  • Total integration time: 1:03 hours

Acquisition

  • Date: Tue Oct 17th 2017
  • Seeing: 4 / 5
  • Transparency: 4 / 5
  • Sky darkness: 3 / 9
  • Camera sensor temperature: 14.0 ºC
  • ISO: 3200

Spatial Info

  • Image Size: 1,728 x 1,152 pixels

Sky Maps

N/A

Comments

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