

Pythagoras on the Moon
Uploaded by
frank5817
, May 30 2007 11:27 AM
- Owner: frank5817 (View all images and albums)
- Uploaded: May 30 2007 11:27 AM
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- 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 9 mm eyepiece 161X Date: 5-30-2007 2:42-3:30 UT Temperature: 24° C (75° F) Partly cloudy with much haze, calm Seeing: Antoniadi II-III Colongitude 70.4 ° Lunation 13.3 days Illumination 97 %