02 Jun 2026
This is a 7-filter dataset of IC 1396, also known as the Elephant Trunk Nebula. It is an emission nebula about 2,400 light years away in the constellation Cepheus. This dataset contains 39 hours of exposure time.
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 1705 | 9h | 19 |
| Red | 758 | 4h | 19 |
| Green | 758 | 4h | 19 |
| Blue | 800 | 4h | 18 |
| SII | 1800 | 9h | 18 |
| Halpha | 1800 | 9h | 18 |
| OIII | 1800 | 9h | 18 |