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Janssen and Fabricius


Janssen and Fabricius

Sketching: For this sketch I used: black Strathmore 400 Artagain paper, 7”x11”, white and black Conte’ pastel pencils and a blending stump. Brightness was slightly decreased after scanning. Telescope: 10 inch f/ 5.7 Dobsonian and 6mm eyepiece 241x Date: 9-29-2007 6:15-7:15 UT Temperature: 16°C (60°F) Clear, calm Seeing: Antoniadi III Co longitude: 122.1° Lunation: 17.73 days Illumination: 91.4 % Frank McCabe






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