14 Dec 2021
The famous "Horse Head Nebula" (B33) in Orion. . IC 434 is the nebulous "reef" from which B33 protrudes and NGC 2023 is a bright emission nebula.
B33
7 credit
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 760 | 3h10m | 15 |
| Red | 557 | 2h10m | 14 |
| Green | 557 | 2h10m | 14 |
| Blue | 514 | 2h | 14 |