22 Jul 2023
Large H-Alpha emission nebulous area between NGC6888 (Crescent Nebula) and Sh2-101 (Tulip Nebula) in the constellation Cygnus.
NGC 6888
6 credit
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Halpha | 333 | 3h20m | 36 |
| SII | 300 | 3h | 36 |
| OIII | 266 | 2h35m | 35 |