Swan Nebula in Emission-Line
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M17 |
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Object |
| Type |
Diffuse Nebula |
| Constellation |
Sagittarius |
| Distance |
5,000 ly |
| Magnitude |
6 |
| Angular
Size |
11 arc min |
| Size |
|
| More
Info |
SEDSAPODEssay by Robert Gendler © |
|
Image |
| Date |
9/10/2007 |
| Place |
Carlsbad, CA |
| Exposure
Data |
SII:Ha:OIII 60:60:60 mins @ -10C
SII 4x15, Ha 4x15, OIII 4x15 (bin 1x1) as RGB |
| Notes |
|
|
Equipment |
| Optics |
Takahashi FSQ-106N Refractor |
| Focal
Length |
530mm @f/5 |
| Mount |
Astro-Physics 900GTO |
| Camera |
SBIG ST-2000XM (KAI-2020M) |
| Focuser |
Robo-Focus |
| Filters |
CFW10A, Astrodon 6nm SII, Ha, OIII |
| Software |
Maxim DL, CCDStack, Photoshop |
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