OBJECT: M 81 and M M82
DATE(S): March, 2013
OPTICS: Takahashi TOA-150 at F7.33
MOUNT: Chronos HD32 HPO
CAMERA: QSI 683-WSG
GUIDING: SBIG STi
FIELD SCALE: 1.01 arc seconds per pixel
CHIP TEMP: -20 C
FILTER(S): AstroDon Generation II, HLRGB
LOCATION: Sierra Remote Observatories, Shaver Lake, CA, 4,610 feet
EXPOSURES: Red (20 min X 15), Green (20 min X 15), Blue (20 min X 15), Ha (20 min X 20), Lum (20 min X 20)
BINNING: 1 X 1
CAMERA CONTROL: ACP
PROCESSING: CCDStack, PhotoShop CS5