Night of 19–20 October 2026
7 objects · 3 h 21 min of light · 19:26–05:45 · Moon 61%
The telescope worked from 19:26 to 05:45 and shot Galaxy NGC 7331 (Caldwell 30) + SN 2026aaiv, Moon, M 76, C 23, NGC 1931 and Galaxy M106, gathering 3 h 21 min of deep-sky light. In the daytime: Sun.
The Moon was a waxing gibbous at 61% illumination, a noticeable glow for broadband targets.
Forecast for the night: clear, average cloud cover 24%, down to 11.1 °C, wind up to 3.2 m/s. This is the forecast saved before the night, not a measurement.
What was shot
| Time | Object | Filter | Exposure × frames | Stacked | Light |
|---|---|---|---|---|---|
| 19:00–19:04 | Sun daytime | solar ND | 8 ms × 100 | 100 / 100 | – |
| 19:26–19:46 | Galaxy NGC 7331 (Caldwell 30) + SN 2026aaiv | none | 30 s × 32 | 30 / 32 | 15 min |
| 19:49–19:55 | Moon | none | 20 ms × 100 | 88 / 100 | – |
| 20:07–21:40 | M 76 | dual-band | 60 s × 82 | 13 / 82 | 13 min |
| 21:43–22:40 | C 23 | none | 30 s × 95 | 5 / 95 | 3 min |
| 22:46–02:25 | NGC 1931 | dual-band | 60 s × 198 | 8 / 198 | 8 min |
| 02:31–05:45 | Galaxy M106 | none | 30 s × 330 | 325 / 330 | 2 h 43 min |
What worked and what got in the way
- Frames from this night went into a finished image of Moon.
- First night on M 76.
- M 76: the device rejected 84% of frames (13 of 82 stacked), usually clouds, haze or tracking.
- C 23: the device rejected 95% of frames (5 of 95 stacked), usually clouds, haze or tracking.
- First night on NGC 1931.
- NGC 1931: the device rejected 96% of frames (8 of 198 stacked), usually clouds, haze or tracking.
- First night on Galaxy M106.
- The longest night for Galaxy M106: 2 h 43 min of light.