Globular cluster Hercules Complete
Great Globular Cluster
M 13
Integration
4.0 h
Light frames
664
Nights
6
Sessions
6
16 May 2025 to 25 Feb 2026
By scope
-
Seestar S50
Complete- Integration
- 3.1 h
- Light frames
- 552
- Nights
- 5
- When
- 16 May 2025 to 22 May 2025
- Exposures
- 541 × 20 s, 11 × 30 s
- Filters
- IRCUT 552
-
Askar FRA400
Complete- Integration
- 0.9 h
- Light frames
- 112
- Nights
- 1
- When
- 25 Feb 2026
- Exposures
- 112 × 30 s
- Filters
- not recorded 112
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 |
|---|---|---|---|---|
| 16 May 2025 | S50 | 107 | 107 × 20 s | 0.59 h |
| 17 May 2025 | S50 | 179 | 172 × 20 s, 7 × 30 s | 1.01 h |
| 19 May 2025 | S50 | 55 | 55 × 20 s | 0.31 h |
| 21 May 2025 | S50 | 124 | 120 × 20 s, 4 × 30 s | 0.70 h |
| 22 May 2025 | S50 | 87 | 87 × 20 s | 0.48 h |
| 25 Feb 2026 | FRA400 | 112 | 112 × 30 s | 0.93 h |