NGC 7293 - Helix Nebula
NGC 7293 - Helix Nebula |
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Object data of NGC7293 |
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| Object type: | planetary nebula | |
| Size: | 12.8' | |
| Magnitude: | 6.5 mag | |
| Constellation: | Aqr | |
| Distance: | 700 Ly | |
| Notes: | The large apparent diameter of the Helix Nebula is a result of the small distance of 700 light years. The age of NGC7293 is estimated to be 10,000 years. | |
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Exposure data |
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| Date: | 2009-09-13 | |
| Location: | La Palma / Spain (1700m) | |
| Telescope: | TeleVue NP101 (4" Apo f=540mm) | |
| Camera: | ST2000XM with CFW8 and Baader Filters | |
| Binning: | RGB 1x1 | |
| Exposure time: | R 7x12m / G 7x12m / B 7x12m | |
| Exposure time total: | 4h 12m | |
| Notes: | pure RGB with bad seeing (FWHM 4-5'') | |
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