Night of 21–22 October 2026
6 objects · 4 h 3 min of light · 18:18–05:45 · Moon 79%
The telescope worked from 18:18 to 05:45 and shot Moon, M 76, Galaxy NGC 7331 (Caldwell 30) + SN 2026aaiv, C 23, NGC 1931 and M 97, gathering 4 h 3 min of deep-sky light.
The Moon was a waxing gibbous at 79% illumination, a noticeable glow for broadband targets.
Forecast for the night: partly cloudy, average cloud cover 85%, down to 10.5 °C, wind up to 1.6 m/s. This is the forecast saved before the night, not a measurement.
What was shot
| Time | Object | Filter | Exposure × frames | Stacked | Light |
|---|---|---|---|---|---|
| 18:18–18:19 | Moon | none | 8 ms × 5 | 5 / 5 | – |
| 18:20–18:21 | Moon | none | 6.25 ms × 5 | 5 / 5 | – |
| 18:24–18:34 | Moon | none | 8 ms × 500 | 214 / 500 | – |
| 19:41–20:03 | M 76 | dual-band | 60 s × 18 | 17 / 18 | 17 min |
| 20:06–20:15 | Galaxy NGC 7331 (Caldwell 30) + SN 2026aaiv | none | 30 s × 12 | 11 / 12 | 6 min |
| 20:18–21:40 | M 76 | dual-band | 60 s × 72 | 68 / 72 | 1 h 8 min |
| 21:43–22:35 | C 23 | none | 30 s × 86 | 3 / 86 | 2 min |
| 22:38–02:15 | NGC 1931 | dual-band | 60 s × 196 | 145 / 196 | 2 h 25 min |
| 02:18–05:45 | M 97 | dual-band | 60 s × 186 | 6 / 186 | 6 min |
What worked and what got in the way
- Frames from this night went into a finished image of Moon.
- The longest night for M 76: 1 h 25 min of light.
- C 23: the device rejected 97% of frames (3 of 86 stacked), usually clouds, haze or tracking.
- The longest night for NGC 1931: 2 h 25 min of light.
- NGC 1931: the device rejected 26% of frames (145 of 196 stacked), usually clouds, haze or tracking.
- First night on M 97.
- M 97: the device rejected 97% of frames (6 of 186 stacked), usually clouds, haze or tracking.