M 16 - Bright Nebula

Serpens Cauda

Bright Nebula

M 16 - Bright Nebula - North is to the left
Date: Apr 21 2009 Time: 04:30 CST Location: Fort Griffin, Tx
Instrument: 253mm f/9 Ritchey Chretien Mount: AP900GTO Guiding: ST-10XME Internal Guider
Extra Hardware: Instrument Rotator Seeing: Good Transparency: Good
Camera: SBIG ST-10XME Filter Wheel: CFW-10 Filter: AstroDon LRGB
Exposure: 8 x 600 Seconds L Camera Control: MaximDL 4.11 Processing: MaximDL,Sigma-Reject, PSCS

Image Center: RA 18h 19m 21s, Dec -13d 47m 42s, Pos Angle 0.0d
Effective Focal Length 2276.7 mm ~ .62" per Pixel
Notes: Calm. Temp ~45 Degrees F. Guiding was ~ .5 arc second
Also known as Eagle Nebula