Billy And Hansteen

Craters Billy and Hansteen

Sketching:

Black Canson paper, white and black Conte’ pastel pencils, white Pearl eraser, blending stumps
Telescope 13.1” f/6 Dobsonian telescope on an equatorial drive platform at 222x with 9mm eyepiece
Date: 12-04-2014, 02:00 – 03:00 UT

Temperature: -7°C (20° F) 
mostly cloudy, calm

Seeing: Antoniadi IV (poor)

Colongitude: 54.2 °

Lunation: 11.4 days

Illumination: 92.5 %



Frank McCabe