Daily Sunspot Evaluation
Observation Details Thursday, 13 August 2026
- No
- 20539
- Date
- 2026 / 08 / 13,361
- Time
- 08:40 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 5
- Number of spots (f)
- 35
- Relative number (R)
- 85
- Lf
- 2
- P0
- 15.39°
- B0
- 6.54°
- L0
- 216.76°
- Observer
- Tuğba BOZTEPE
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | BXI – 4 | 10 | 51.3W | 269 | 53.3W | 5.1 | |
| 2 | EKI – 13 | 12 | 02.7E | 214 | 00.7E | 15.0 | |
| 3 | DKI – 11 | 6 | 24.2E | 193 | 22.2E | 9.8 | |
| 4 | DHO – 2 | 9 | 52.1E | 165 | 50.1E | 2.3 | |
| 5 | BXI – 5 | -18 | 43.6W | 260 | 45.6W | 3.8 |