

Crater Gassendi
Uploaded by
frank5817
, Sep 23 2007 07:45 PM
- Owner: frank5817 (View all images and albums)
- Uploaded: Sep 23 2007 07:45 PM
- Views: 1,253
- Album: frank5817's photos

Sketching For this sketch I used: black Strathmore 400 Artagain paper, 9”x12”, white and black Conte’ pastel pencils and a blending stump. Brightness was slightly decreased after scanning. Telescope: 10 inch f/ 5.7 Dobsonian 6mm eyepiece 241x Date: 9-23-2007 2:05-3:15 UT Temperature: 17°C (62°F) Clear, calm Seeing: Antoniadi II Co longitude: 47.5° Lunation: 11.6 days Illumination: 82.7 % Frank McCabe