Helix Nebula in Emission-Line
|
NGC7293 |
|
 |
Object |
| Type |
Planetary Nebula |
| Constellation |
Aquarius |
| Distance |
450 ly |
| More
Info |
|
|
Image |
| Date |
08 Sep 2018 (Summer) |
| Place |
Palomar Mountain, CA |
| Exposure
Data |
Ha:OIII:OIII 165:90:90 mins @ -25C
Ha 11x15, OIII 6x15 (bin 1x1) as RGB |
| Notes |
|
|
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 |
|
|
