Celestron Fastar 8 at f/1.95, PixCel 237. This 600 second exposure consists of five 120 second images Track and Accumulate, using the AP900 with PEM correction engaged. Unguided at -34.89 degrees Celsius.
Celestron Fastar 8 at f/1.95, PixCel 237. This 600 second exposure consists of five 120 second images Track and Accumulate, using the AP900 with PEM correction engaged. Unguided at -34.89 degrees Celsius.