M20
M20
Object | |
| Description: | Trifid Nebula |
| Type: | Diffuse Nebula |
| Constellation: | Sagittarius |
| Distance: | 5,200 ly |
Image | |
| Date: | July 24, 2009 |
| Location: | Palomar Mountain, CA |
| Exposure: | Ha 3x5, Lum 9x5 (bin 1x1), R 3x5, G 3x5, B 3x5 (bin 2x2) |
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 3nm Ha, Gen 2 LRGB |
| Software: | MaxIm DL, CCDStack, Photoshop |