04 Oct 2023
Sharpless 2-86 is an emission nebula surrounding and illuminated by open star cluster NGC 6823 plus small reflection nebula NGC 6820 in the constellation Vulpecula. (http://www.helixgate.net/sh2-86.html)
NGC 6823
3 credit
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Halpha | 267 | 1h20m | 18 |
| SII | 333 | 1h40m | 18 |
| OIII | 300 | 1h25m | 17 |