| NGC7293. The Helix Nebula |
| Planetary Nebula in Aquarius |
| It
is one of the closest planetary nebulas, and it is the one with the
largest apparent size, 16 arcminutes (its halo goes to 28 arcminutes).
Although it is pretty bright, as its light covers a wide area, its
visual observation becomes difficult. Distance to Earth: 550 light years. Visual magnitude: 7,3 |
| Date and
location |
September - 8 - 2025. Caraquiz, Guadalajara |
| Telescope | GSO RC12 on ASA DDM85 mount. No autoguide |
| Camera | Moravian G3 16200. Hutech IDAS LPS and RGB Baader filters |
| Image
processing |
L: 190x300s, RGB 40x300s. Processed with Pixinsight. |
 |
| Date and location | 28-ago-2005. Caraquiz, Guadalajara |
| Telescope | Megrez II 80ED, f=560mm. Autoguíde with Toucam and LX200GPS |
| Camera | Artemis285. IDAS LPS Hutech filter, with IR cut |
| Image processing |
L: 6x300s; H-alfa: 3x300s; RGB:2x300s. Images stacked and RGB composition with AIP4WIN. LRGB with Adobe Photoshop. Filter with Pixinsight |
| Visits since september 14th 2004: |
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