Daily Sunspot Evaluation
Observation Details Saturday, 28 June 2025
- No
- 20284
- Date
- 2025 / 06 / 28,424
- Time
- 10:10 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 16
- Relative number (R)
- 86
- Lf
- 1
- P0
- -3.76°
- B0
- 2.58°
- L0
- 242.05°
- Observer
- Ergün EGE
Remarks: Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CSO – 2 | 6 | 54.8W | 297 | 55.8W | 5.7 | |
| 2 | HR_ – 1 | 8 | 18.4W | 260 | 19.4W | 1.9 | |
| 3 | DAI – 7 | 12 | 25.5E | 217 | 24.5E | 8.5 | |
| 4 | HS_ – 1 | 21 | 67.9E | 174 | 66.9E | 2.3 | |
| 5 | DAO – 3 | -14 | 59.8W | 302 | 60.8W | 11.3 | |
| 6 | AX_ – 1 | -10 | 36.1W | 278 | 37.1W | 0.5 | |
| 7 | AX_ – 1 | -15 | 48.3E | 194 | 47.3E | 0.9 |