Daily Sunspot Evaluation
Observation Details Wednesday, 13 September 2017
- No
- 18164
- Date
- 2017 / 09 / 13,309
- Time
- 07:25 UT
- Seeing
- 4 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 4
- Relative number (R)
- 24
- Lf
- 3
- P0
- 23.76°
- B0
- 7.23°
- L0
- 352.30°
- Observer
- Özgecan ÖNALTAŞ
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CSO – 3 | 10 | 37.5E | 315 | 34.5E | 3.3 | |
| 2 | AX_ – 1 | -9 | 26.7W | 19 | 29.7W | - |
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