Rosette Nebula in narrowband | Mike Chasin

Mike Chasin
Location of photo
Tierra del Sol, CA
Date/Time of photo
QSI 683 WSG with Astrodon Hydrogen alpha, Oxygen 3, and Sulfur 2 filters. Televue 127is, f5.2 scope Paramount MX Mount.
This unusual narrowband image is the result of 16.5 hours of exposure time, displayed in a modified SHO format. The Rosette Nebula is a great narrowband target because its appearance varies significantly between Hydrogen alpha, Oxygen 3, and Sulfur 2 filters.
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