M101
 

Click here to see Full Resolution version

Essays and information text is copyright Robert Gendler 2005

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DATA

  • Telescope: A&M 151 F8 Apo Refractor by ASTROTECH --TMB lens
  • Camera : SBIG ST8xme with CWF8A
  • Mount : GEMINI G41 Observatory plus
  • Exposure: L: 10 x 20 min , RGB: 5 x 20 min , Ha 1 x 60min
  • Filters: LPS filter for luminance , Astrodon Ha and RGB Set
  • Acquisition software: The Sky 6 - MAXIMDL
  • Processing Software: IRIS - Photoshop -Maxim
  • Site: Lesmo ( Milan Suburbs - Italy)
  • Seeing: FWHM 3.5
  • Trasperency: poor - 6/10

 

  • NOTES: Full resolution image is 1.5x original resolution - no flat