SaratogaSkies Jim Solomon's Astropics


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M86 (Part of Markarian's Chain)

Image Details:

Camera: Canon Digital Rebel (300D)
Mount: Celestron AS-GT
Scope: Celestron C8-N (8" f/5 Newtonian)
Configuration: Prime Focus
Additional Optics: n/a (Prime)
Filter: None
Effective Focal Length: 1000mm
Effective Focal Ratio: f/5
Exposure: 12 x 60sec @ ISO 400
Total Exposure: 0hrs, 12min
Date: 5/13/2004, 1:30am PDT
Location: Saratoga, CA, USA
Acquisition: Manual
Focus: DSLRFocus
Dithering: None
Guiding: None


  • IRIS: Dark subtraction, flat frame, registration and stacking
  • Photoshop: Noise reduction, image scale (1/4 x), JPG conversion

Image Description:

This is a portion of a string of galaxies in the constellation of Virgo known as Markarian's Chain. North is up.