Rosette Nebula in Emission-Line
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NGC2237 |
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Object |
| Type |
Diffuse Nebula |
| Constellation |
Monoceros |
| Distance |
5,500 ly |
| Magnitude |
|
| Angular
Size |
80x60 arc min |
| Size |
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| More
Info |
SEDSAPODEssay by Robert Gendler © |
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Image |
| Date |
2011-12-26 |
| 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
|
|
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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