M17
M17
Object | |
| Description: | Swan Nebula in Emission-Line |
| Type: | Diffuse Nebula |
| Constellation: | Sagittarius |
| Distance: | 5,000 ly |
Image | |
| Date: | July 10, 2010 |
| Location: | Palomar Mountain, CA |
| Exposure: | SII 9x10, Ha 9x10, OIII 9x10 (bin 1x1) as RGB |
Equipment | |
| Optics: | Takahashi MT200 Newtonian |
| Focal Length: | 960mm @f/4.8 |
| Mount: | Astro-Physics 900GTO |
| Camera: | SBIG ST-10XME |
| Focuser: | TAK MEF-1 |
| Filters: | CFW10A, Astrodon 6nm SII, 3nm Ha, 6nm OIII |
| Software: | Maxim DL, CCDStack, Photoshop |