30 Sept 2021
Image of M31, the Andromeda Galaxy, captured with SPA-1 and SPA-3 (Takahashi FSQ-106ED refractor)
Combi of 5 one click observations
Total integration time 400 minutes
10 subframes of 600s with each filter (LRGB)
Andromeda Galaxy
25 credit
Filter | Avg Exp (s) | Total Exposure | Subframes |
|---|---|---|---|
| Luminance | 695 | 8h30m | 44 |
| Red | 684 | 8h10m | 43 |
| Green | 740 | 8h50m | 43 |
| Blue | 753 | 9h | 43 |
| Halpha | 126 | 1h30m | 43 |