"The Swan Nebula"
The Swan Nebula, also known as the Omega Nebula, Checkmark Nebula, Lobster Nebula, and the Horseshoe Nebula. Catalogued as Messier 17 or and as NGC 6618, is an H II region in the constellation Sagittarius. The Swan Nebula is between 5,000 and 6,000 light-years from Earth and it spans some 15 light-years in diameter.
Instrument: Bintel 8" Newtonian Astrograph.
Focal Ratio: F/4
Camera: Pentax K-x
Camera Sensitivity: iso 3200
Exposure Details: 30 second subs x 30 + Master Flat and Camera dark frame substraction.
Date: 23rd August 2011
Viewing Location: Balnarring North
Software Enchancements: DSS PS CS2
Comments: Perfect night sky for this image..
Seeing conditions: 9
Author: Paul Albers
Thu Nov 17 18:18:20 2011
Picture saved with settings embedded.