Craters Zucchius and Segner

Sketching: For this sketch I used: black Canson paper 9"x 12", white and black Conte' pastel pencils , and Conte'crayons, a blending stump, plastic and gum erasers. Brightness was not altered but contrast was increased +2 using the scanner for this sketch Telescope: 10 inch f/ 5.7 Dobsonian with 6mm (241x) eyepiece Date: 12-29-2009 4:45-5:45 UT Temperature: -8°C (18°F) Clear, calm Seeing: Antoniadi IV Co longitude 60.6° Lunation 12.7 days Illumination 90.7% Frank McCabe