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M57 Lyra
Uploaded by
frank5817
, Sep 07 2018 07:20 PM
- Owner: frank5817 (View all images and albums)
- Uploaded: Sep 07 2018 07:20 PM
- Views: 690
- Album: Lunar Craters
Sketching and Equipment:
Sketch was inverted from a HB, 2B, 6B graphite pencil sketch on white paper. Inverted image was cut and pasted to a black background using Gimp 2. Cardinal directions added using Microsoft Paint.
Scope used: 16” f/4.41 Dobsonian telescope on an equatorial platform with a 13 mm eyepiece 137x
Seeing: 4/10, Transparency: 8/10
Date and Time: September 7, 2018; 07:00-08:00 UT
Frank 
