Rosette Nebula in Emission-Line
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NGC2237 |
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Object |
Type |
Diffuse Nebula |
Constellation |
Monoceros |
Distance |
5,500 ly |
More
Info |
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Image |
Date |
03 Dec 2005 (Fall) |
Place |
Carlsbad, CA |
Exposure
Data |
SII:Ha:OIII 45:105:45 mins @ -20C
SII 3x15 (bin 2x2), Ha 7x15 (bin 1x1), OIII 3x15 (bin 2x2) as RGB |
Notes |
Multi-night image collection
Ha also used as the Luminance layer |
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Equipment |
Optics |
Takahashi FSQ-106N Refractor |
Focal
Length |
530mm @f/5 |
Mount |
Celestron CGE |
Camera |
SBIG ST-2000XM |
Focuser |
Robo-Focus |
Filters |
CFW10A, Astrodon 6nm SII, Ha, OIII |
Software |
MaxIm DL 4, RegiStar, Photoshop cs |
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