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NGC 7293 - Helix Nebula - Nébuleuse de l'Hélice
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Picture info :
| Date | Time Loc (TU+4) | Visibility | Wind | Object's elevation | Magnitude |
| 19/07/2002 | 01h30 to 02h30 | Average | Average | 68.4° to 82.4° | ??? |
| Optic | Mount | Focal | Exposures | Camera | Soft acquisition |
| C8 | CG5 | F3 | 16x60s_8x120s_4x180s | Starlight XPress MX7C | USB ver. 2.0e1 |
Very unstable temperature