Daily Sunspot Evaluation
Observation Details Tuesday, 12 August 2025
- No
- 20321
- Date
- 2025 / 08 / 12,375
- Time
- 09:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 9
- Number of spots (f)
- 64
- Relative number (R)
- 154
- Lf
- 2
- P0
- 15.14°
- B0
- 6.50°
- L0
- 7.35°
- Observer
- Burçin TANIK
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | DHC – 12 | 10 | 51.9W | 59 | 53.9W | 9.9 | |
| 2 | HA_ – 4 | 23 | 23.7W | 30 | 25.7W | 1.5 | |
| 3 | FAC – 31 | 9 | 20.9W | 28 | 22.9W | 15.1 | |
| 4 | HS_ – 1 | 20 | 03.6W | 11 | 05.6W | 1.5 | |
| 5 | ?__ – 7 | 13 | 15.7E | 352 | 13.7E | 2.6 | |
| 6 | HR_ – 2 | 5 | 17.2E | 350 | 15.2E | 1.1 | |
| 7 | ?__ – 2 | -7 | 79.4W | 87 | 81.4W | 6.9 | |
| 8 | HA_ – 2 | -9 | 45.7E | 322 | 43.7E | 1.8 | |
| 9 | BXI – 3 | -3 | 64.7E | 303 | 62.7E | 5.4 |