M57, Ring Nebula in Lyra
 | |
| small |
| Date | 08/26/2005 |
|---|---|
| Scope | Celestron C-11 |
| Mount | Celestron CGE |
| Camera | Canon 300D @ prime focus (f/10) |
| Exposure | 5 min, ISO800 |
| Processing | 10 image processed in ImagesPlus 2.75 beta 2d, dark/flat/bias calibration, adaptive add, DDP, levels, R-L restoration, halo reduction |