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Southwest Ocean of Storms


Southwest Ocean of Storms

Sketching and Equipment:
For this sketch, I used black Strathmore 400 Artagain paper 8” x 12”, white and
black Conte’ pastel pencils and blending stumps.
Telescope: 10 inch f/5.7 Dobsonian and 9 mm eyepiece (160 x)
Date: 05-08-2017, 22:00 – 23:20 UT
Temperature: 3° C (38° F)
Clear, calm
Seeing: Below Average - Antoniadi IV
Transparency: 4/5
Colongitude: 52.3 °
Lunation: 11.4 days
Illumination: 91.8 %

Frank McCabe Posted Image






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