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 |
26 Dec 2011 (Winter) |
Place |
Carlsbad, CA |
Exposure
Data |
SII:Ha:OIII 120:150:120 mins @ -20C
SII 8x15, Ha 10x15, OIII 8x15 (bin 1x1) as RGB |
Notes |
Ha also used as the Luminance layer
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Equipment |
Optics |
Takahashi FSQ-106N Refractor |
Focal
Length |
530mm @f/5 |
Mount |
Losmandy G11 |
Camera |
SBIG ST-10XME |
Focuser |
Robo-Focus |
Filters |
CFW10A, Astrodon 6nm SII, 3nm Ha, 6nm OIII |
Software |
MaxIm DL, CCDStack, Photoshop |
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