02 Feb 2026
M51, or NGC 5194, is an interacting spiral galaxy with a Seyfert 2 active galactic nucleus.
Processed in SAS Pro, deconvolution with GraXpert, final processing in Affinity Photo and NoiseXterminator
M51
9 credit
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 88 | 1h56m | 79 |
| Red | 158 | 3h28m | 79 |
| Green | 150 | 3h18m | 79 |
| Blue | 122 | 2h40m | 79 |
| Halpha | 82 | 1h46m | 78 |