DWB 111 (Propeller Nebula)

Observing Site Burnsville
Date and time 9/25/2013 (2017-2345)
Lynds brightness 2 (est.)
Sky Darkness 7
Sky Transparency fair
Moon magnitude not in sky
Imaging Telescope TV102
Imaging Camera ST-8300M
Acquisition Ha 41x300s
Calibration dark 40, bias 40