Sh 2-240

Observing Site Burnsville
Date and time 1/23/2015 (1916-2058)
Lynds brightness 3
Sky Darkness 8
Sky Transparency fair
Moon magnitude -6.8
Imaging Telescope 135mm Tamron SLR lens @ f/4, field is 7.6 x 5.7 degrees
Imaging Camera ST-8300M
Acquisition Ha 11x600s
Calibration dark 15, bias 15