Rosette nebula (aka NGC 2237, NGC 2238, NGC 2239, NGC 2244, NGC 2246) is an emission nebula associated with open clusters of stars located in the constellation of Monoceros, 5,200 light years away.
Imaged December 29 and 31, 2011, January 6, 2012 from Ocala, Florida.
Ha data collected on December 22, 2012
RGB data: 2 minute exposure stacked in DSS for a total of 3 hours and 40 min
Ha data: 15minute exposure stacked in DSS for a total of 2 hours and 45 min.
PS CS5
Orion 80mm EON
Orion 50mm guide scope with SSAG
Canon T1i
QSI 683ws
Losmandy G-11 with Gemini II
7nm Baader Ha filter
Hutech IDAS Light Pollution Suppression (LPS) Filter