IMPORTANT! As you have probably noticed we have upgraded our gallery and transitioned from our old website. Some accounts on old site were missing name information and they will appear on profile and photo pages as "N/A N/A". If you are one of those users you can easily update your name information if you visit your profile page.
Russell Croman
July 20, 2006
1353
post image

Acquisition Details

Date Posted: July 20, 2006

Equipment card

Description

This image of the Swan Nebula (M17) is presented in false-color. Red, green and blue channels were assigned to Sulphur-II, Hydrogen-alpha and Oxygen-III emission lines, respectively. The H-alpha channel was also used for the luminance data. === Russell Croman Astrophotography Austin, Texas http://www.rc-astro.com



NGC 4631 -- The Whale
1435

July 20, 2006



The Bubble Nebula
1552

July 20, 2006


M2: Globular Cluster in Aquarius
1784

July 20, 2006


M27 in False Color
1703

July 20, 2006