Planetary nebula Ursa Major Complete
Owl Nebula
M 97
Integration
14.4 h
Light frames
1,650
Nights
8
Sessions
8
3 Mar 2025 to 5 Apr 2026
By scope
-
Seestar S50
Complete- Integration
- 7.2 h
- Light frames
- 1,566
- Nights
- 5
- When
- 3 Mar 2025 to 14 May 2025
- Exposures
- 775 × 20 s, 664 × 10 s, 127 × 30 s
- Filters
- LP 1,566
-
Askar FRA400
Stacked- Integration
- 7.2 h
- Light frames
- 84
- Nights
- 3
- When
- 21 Mar 2026 to 5 Apr 2026
- Exposures
- 83 × 300 s, 1 × 1,000 s
- Filters
- not recorded 84
Field of view
Each scope's frame drawn to scale, centred on the target. A mosaic covers twice the width and height.
Every night
| Night | Scope | Lights | Exposures | Hours |
|---|---|---|---|---|
| 3 Mar 2025 | S50 | 258 | 258 × 10 s | 0.72 h |
| 12 Mar 2025 | S50 | 130 | 130 × 10 s | 0.36 h |
| 4 Apr 2025 | S50 | 775 | 775 × 20 s | 4.31 h |
| 8 Apr 2025 | S50 | 127 | 127 × 30 s | 1.06 h |
| 14 May 2025 | S50 | 276 | 276 × 10 s | 0.77 h |
| 21 Mar 2026 | FRA400 | 60 | 60 × 300 s | 5.00 h |
| 28 Mar 2026 | FRA400 | 23 | 23 × 300 s | 1.92 h |
| 5 Apr 2026 | FRA400 | 1 | 1 × 1,000 s | 0.28 h |