Daily Sunspot Evaluation
Observation Details Friday, 4 April 2025
- No
- 20218
- Date
- 2025 / 04 / 04,285
- Time
- 06:50 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 9
- Number of spots (f)
- 50
- Relative number (R)
- 140
- Lf
- 3
- P0
- -26.24°
- B0
- -6.36°
- L0
- 287.82°
- Observer
- Ergün EGE
Remarks: Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | DRO – 4 | 14 | 72.6W | 0 | 75.6W | 13.7 | |
| 2 | DSI – 7 | 19 | 46.6W | 334 | 49.6W | 7.2 | |
| 3 | BXO – 4 | 26 | 15.4W | 303 | 18.4W | 3.4 | |
| 4 | HH_ – 1 | 5 | 12.3W | 301 | 15.3W | 3.2 | |
| 5 | AX_ – 1 | -9 | 44.8W | 333 | 47.8W | 1.2 | |
| 6 | AX_ – 3 | -16 | 18.9W | 307 | 21.9W | 2.7 | |
| 7 | DRI – 6 | -31 | 14.7W | 302 | 17.7W | 8.9 | |
| 8 | AX_ – 2 | -10 | 07.1W | 295 | 10.1W | 2.8 | |
| 9 | FKC – 22 | -17 | 10.7E | 278 | 07.7E | 17.4 |