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 2010 (Fall) |
Place |
Little Blair Valley, Anza-Borrego Desert, CA |
Exposure
Data |
SII:Ha:OIII 60:120:60 mins @ -20C
SII 4x15 (2x2), Ha 8x15 (1x1), OIII 4x15 (bin 2x2) as RGB |
Notes |
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Equipment |
Optics |
Celestron C11 Carbon Fiber SCT w/XLT |
Focal
Length |
1700mm @f/6 |
Mount |
Astro-Physics 900GTO |
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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