Object: NGC
7635 (Bubble nebula) in Cassiopeia
Equipment: Astro-Tech
10 Ritchey-Chrétien astrograph@ f/8 on Astro-Physics 1200GTO
mount; SBIG ST-10XME
Exposure/Processing: 60
minutes RGB each; 70 minutes hydrogen alpha (300S exposures)
Processed Maxim DL and Photoshop.
Location/Date: Chiefland
Astronomy Village, 30 September 2011
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