Daily Sunspot Evaluation
Observation Details Tuesday, 16 September 2025
- No
- 20347
- Date
- 2025 / 09 / 16,313
- Time
- 07:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 9
- Number of spots (f)
- 38
- Relative number (R)
- 128
- Lf
- 2
- P0
- 24.27°
- B0
- 7.19°
- L0
- 265.80°
- Observer
- Korhan YELKENCİ
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 3 | 26 | 18.0W | 284 | 20.0W | 5.5 | |
| 2 | DAI – 7 | 10 | 18.9E | 247 | 16.9E | 4.8 | |
| 3 | AX_ – 2 | 10 | 27.2E | 239 | 25.2E | 2.0 | |
| 4 | AX_ – 3 | 13 | 32.1E | 234 | 30.1E | 2.1 | |
| 5 | CAI – 3 | 5 | 54.0E | 212 | 52.0E | 6.6 | |
| 6 | BXI – 8 | -17 | 24.6E | 241 | 22.6E | 5.7 | |
| 7 | AX_ – 2 | -10 | 55.7E | 211 | 53.7E | 2.4 | |
| 8 | DAI – 7 | -15 | 57.5E | 208 | 55.5E | 12.5 | |
| 9 | AX_ – 3 | -16 | 74.6E | 191 | 72.6E | 2.4 |
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