M17
"The Swan or Omega
Nebula"
Constellation-
Sagittarius
Right Ascension: 18h 21m 04s
Declination: -16° 10' 57"
Distance: 5,000 light years
Visual Brightness: 7.0 mag
Apparent Dimension: 11.0
arc minutes
Image info:
Date- June 20, 2004
Telescope/Focal length/Camera- Nexstar
11GPS @ f/7.05, ST-8XE NABG @ -20C autoguided with CCDSoft Ver. 5.0
Integrations: LRGB L = 10 x 240 seconds
binned 2x2, RGB = 5 x 240 seconds each
Processing- Flats and darks, aligned in
CCDSoft Ver 5.0, combined in Photoshop
5.0