Daily Sunspot Evaluation
Observation Details Sunday, 13 August 2017
- No
- 18135
- Date
- 2017 / 08 / 13,313
- Time
- 07:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 1
- Relative number (R)
- 11
- Lf
- 2
- P0
- 15.45°
- B0
- 6.55°
- L0
- 41.80°
- Observer
- T.YONTAN=Ö.Ö.
Remarks: Görüntü Titremesi, Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | -7 | 77W | 118 | 79W | 2.8 |