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Crater Eratosthenes

Crater Eratosthenes

Telescope: 10 inch f/ 5.7 Dobsonian and 6 mm eyepiece 241x Date: 8-11-2008, 1:15-2:30 UT Temperature: 20° C (68° F) Clear, calm Seeing: Antoniadi III Colongitude 26.0 ° Lunation 9.8 days Illumination 72.3 % Frank McCabe

    That is TERRIFIC, Frank!
    Erika, Thank you very much. When I made this sketch I was working on speed without losing too much accuracy. Frank :)
    Another nice sketch.
    Bob, Thank you again. Frank :)

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