Site and content copyright Robert Allevo 2002-2011
|
NGC 6781 |
|
|
|
PLANETARY NEBULA in AQUILA
|
|
Technical Details |
|
| Optics | 12.5" RCOS operating at f/9 |
| Mount | Paramount ME |
| Camera | SBIG ST-10XME, CFW8-A |
| Filters | Tru Balance LRGB. |
| Date | July 4, 2005 |
| Exposure | RRGB = 120:30:30:30 minutes |
| Processing | MaximDL, Sigma Reject, Lucy-Richardson Deconvolution, Photoshop CS |
| Guiding | Sky90 at 800mm with ST-402 |
| Binning | RLum - 1x1, RGB - 2x2 |
| Location | SkyFoto Observatory in East Hartland, Ct. |
| Notes | NGC 6781 is the remnant of a red giant star. Our sun will probably end this way. |