

Eratosthenes
Uploaded by
frank5817
, Jul 08 2007 02:57 PM
- Owner: frank5817 (View all images and albums)
- Uploaded: Jul 08 2007 02:57 PM
- Views: 1,587
- Album: frank5817's photos

Sketching: For this sketch I used: black Strathmore 400 Artagain paper, white and black Conte’ pastel pencils and a blending stump. Contrast was slightly increased after scanning. Telescope: 10 inch f/ 5.7 Dobsonian and 6 mm eyepiece 241X Date: 7-8-2007, 9:15-10:30 UT Temperature: 22° C (73° F) Clear to partly cloudy, light winds Seeing: Antoniadi II Colongitude 190.2 ° Lunation 23.25 days Illumination 42.2 % Frank McCabe
really nice sketch!
Gary,
Thank you much, I am glad you like it.
Frank
Superb sketch.

Mike,
Thank you much for saying so. It was a fun sketch of a nice terminator view.
Frank
great sketch!
John,
Thank you very much. I enjoyed doing this sketch and with another 10 minutes I would have completed it.
Frank 
