Daily Sunspot Evaluation
Observation Details Tuesday, 19 August 2025
- No
- 20325
- Date
- 2025 / 08 / 19,500
- Time
- 12:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 3
- Number of spots (f)
- 5
- Relative number (R)
- 35
- Lf
- 0
- P0
- 17.52°
- B0
- 6.84°
- L0
- 273.17°
- Observer
- Olcay PLEVNE
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 9 | 55.3E | 218 | 55.3E | - | |
| 2 | CSI – 3 | -17 | 16.7E | 257 | 16.7E | 4.6 | |
| 3 | HS_ – 1 | -8 | 68.4E | 205 | 68.4E | 4.9 |