Daily Sunspot Evaluation
Observation Details Friday, 31 July 2020
- No
- 18982
- Date
- 2020 / 07 / 31,420
- Time
- 10:05 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 1
- Relative number (R)
- 11
- Lf
- 1
- P0
- 10.73°
- B0
- 5.75°
- L0
- 146.40°
- Observer
- Başar COŞKUNOĞLU
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | -22 | 52.9W | 199 | 53.9W | 1.8 |