14 Jul 2025
RCW 38 captured in Ha, OII, SII
Free dataset for entrants of the Astronomy Magazine post-processing image contest.
Find out more at: https://www.astronomy.com/photocontest/
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Halpha | 621 | 5h | 29 |
| SII | 643 | 5h | 28 |
| OIII | 643 | 5h | 28 |