Object |
|
| Description: | Helix Nebula in Emission-Line |
| Type: | Planetary Nebula |
| Constellation: | Aquarius |
| Distance: | 450 ly |
Image |
|
| Date: | September 8, 2018 |
| Location: | Palomar Mountain, CA |
| Exposure: | Ha 11x15, OIII 6x15 (bin 1x1) as RGB |
Equipment |
|
| Optics: | DSI RC10C Corrected RC Astrograph |
| Focal Length: | 1867mm @f/7.3 |
| Mount: | Astro-Physics 900GTO |
| Camera: | FLI ML-6303E |
| Focuser: | Built-in Secondary Focuser |
| Filters: | FLI CFW2-7, Astrodon Gen 2 LRGB |
| Software: | MaxIm DL, CCDStack, Photoshop |