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Megrez 80 II ED Triplet APO
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  • Author: Ingo Scholtes
  • Date: 2008-02-12, 01:30
  • Location: Germany, Lampaden, N49.647652° / E6.702269°
  • Seeing-Condition: 3 (1=worst, 5=best)
  • Transparency: 4 (1=worst, 5=best)
  • Darkness: 4 (1=worst, 5=best)
  • Objects: Bode's Galaxy (M81)
  • Coordinates: R.A. 09:55, Dec. +69°
  • Constellation: Ursa Maior
  • Distance: 12 Million lightyears
  • Magnitude: +7
  • Instrument: Guiding Scope and Mount: Meade LX90 8" Schmidt-Cassegrain, focal length 2000 mm, Imaging: Williams Optics 80mm Zenithstar II APO (545 mm)
  • Imaging: Meade DSI Pro II, LRGB composite, 12 x 85s RGB, 18 x 85s luminance, Drizzling (2x Auflösung), cumulative exposure time 42 min, 2x drizzling resolution enabled, unguided
  • Post-Processing: LRGB compsite, background subtraction, custom levels, noise reduction

 

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