NGC 7635 - Bubble Nebula



NGC7635 - Bubble Nebula
Date: Dec 20, 2006 Time: 08:30 CDT Location: Haltom City Tx
Instrument: 253mm F/6 Newtonian Mount: AP1200GTO Guiding: Internal Guide Chip
Extra Hardware: None Seeing: Good Transparency: Poor
Camera: SBIG STL11K Filter Wheel: Internal Filter: AstroDon Ha
Exposure: 1 x 300 Seconds Ha Camera Control: MaximDL 4.11 Processing: MaximDL, PSCS,Sigma Combine(Beta)

Image Center: RA 23h 20m 26s, Dec 61d 12m 40s, Pos Angle 281.25d
Effective Focal Length 1755 mm ~ 1.06" per Pixel
Notes: Dead Calm. Temp ~35 Degrees F. Guiding was ~ 1 arc second
Rain during the day made for very high Humidity
Image captured using a script and unattended operation