Daily Sunspot Evaluation
Observation Details Thursday, 31 July 2025
- No
- 20312
- Date
- 2025 / 07 / 31,306
- Time
- 07:20 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 10
- Number of spots (f)
- 58
- Relative number (R)
- 158
- Lf
- 3
- P0
- 10.60°
- B0
- 5.73°
- L0
- 166.94°
- Observer
- Ergün EGE
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | 16 | 80.5W | 247 | 83.5W | 3.7 | |
| 2 | CRI – 8 | 24 | 27.6W | 195 | 30.6W | 5.1 | |
| 3 | BXI – 10 | 11 | 01.4E | 166 | 01.6W | 4.2 | |
| 4 | CSO – 3 | 13 | 68.8E | 98 | 65.8E | 6.8 | |
| 5 | DSO – 9 | -29 | 47.6W | 215 | 50.6W | 13.6 | |
| 6 | HS_ – 2 | -13 | 38.4W | 205 | 41.4W | 2.6 | |
| 7 | HA_ – 2 | -20 | 28.2W | 195 | 31.2W | 1.7 | |
| 8 | CRI – 15 | -10 | 24.4W | 191 | 27.4W | 9.9 | |
| 9 | AX_ – 1 | -18 | 33.2E | 134 | 30.2E | 0.5 | |
| 10 | DSI – 7 | -13 | 36.5E | 130 | 33.5E | 12.0 |