The Rosette Nebula (NGC 2237-9)

Posted by emivanov
on Sunday, March 20, 2011

Date: January 30 -31, 2011

Location: Varna, Bulgaria

Telescope: ASA 12 inch Astrograph

Mount: ASA DDM85
Camera: SBIG STL11000M
Exposure time: total 6 hours ( Ha=6x30min, OIII=6x30min,) Binning 1X1
Filters:  -  Baader  8nm Ha and OIII
Processing: Stacked and processed in PixInsight. Further elaboration in Photoshop, where Ha was mapped as red, O3 as blue, and synthetic green  channel was made using Noel Carboni's Actions
www.emilivanov.com

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