Mons Rumker

Sketching: For this sketch I used: 400 series black Strathmore Artagain paper 9" x 12", white and black Conte' pastel pencils, Conte' crayons, a blending stump, and plastic eraser. Brightness was decreased -1 and contrast increased +1 using my scanner for this sketch Telescope: 13.1” f/ 6 Dobsonian with 6mm eyepiece (333x) on an equatorial tracking platform Date: 11-19-2010 06:00 – 07:30 UT The Moon was nearly 60° above the southern horizon Temperature: -1°C (30°F) Weather: mostly clear, calm Seeing: Antoniadi III Co longitude: 65.1° Lunation: 13.1 days Illumination: 94.1% Oak Forest, Illinois Frank McCabe