Daily Sunspot Evaluation
Observation Details Thursday, 17 April 2025
- No
- 20226
- Date
- 2025 / 04 / 17,382
- Time
- 09:10 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 6
- Number of spots (f)
- 26
- Relative number (R)
- 86
- Lf
- 2
- P0
- -25.83°
- B0
- -5.42°
- L0
- 114.93°
- Observer
- O.PLEVNE=S.F.
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | ESI – 10 | 7 | 20.7W | 136 | 22.7W | 9.3 | |
| 2 | DSO – 3 | 11 | 70.6E | 45 | 68.6E | 11.5 | |
| 3 | HS_ – 1 | -8 | 63.5W | 178 | 65.5W | 2.3 | |
| 4 | EAI – 9 | -3 | 47.7E | 68 | 45.7E | 4.9 | |
| 5 | BXI – 2 | -5 | 59.2E | 56 | 57.2E | 3.1 | |
| 6 | HS_ – 1 | -29 | 73.3E | 42 | 71.3E | 3.7 |