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Mel111 Coma Berenices cluster (Telescope view).jpg
Coma Berenices star cluster aka Melotte 111. This is a stack of 4 x 6 minute exposures at ISO 1600 with the Canon 7D on the TMB 92mm apo refractor with Borg 0.85x reducer/flattener for f/4.5. Taken on a slightly hazy night, April 22, 2011 using AP 600E mount and SG4 autoguider.
- © Alan Dyer 2011
- Image Size
- 5191x3460 / 2.1MB
- Contained in galleries
- Simulated Naked-Eye and Eyepiece Views