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Crater Posidinius


Crater Posidinius

Sketching:
Black art paper using white and black Conte’ pastel pencils
Sketch Date: March 14, 2016, 21:15 MST Mesa, Arizona
Telescope used: 16 inch f/4.1 Dobsonian telescope with a 6mm eyepiece for 277x
Seeing: 8/10
Transparency: 8/10
Temperature 75° F (24°C)
Colongitude: 343.8°
Lunation: 5.8 days
Illumination: 41%
Frank Posted Image






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