Daily Sunspot Evaluation
Observation Details Tuesday, 20 June 2017
- No
- 18082
- Date
- 2017 / 06 / 20,267
- Time
- 06:25 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 4
- Relative number (R)
- 24
- Lf
- 3
- P0
- -7.44°
- B0
- 1.64°
- L0
- 36.86°
- Observer
- Süleyman FİŞEK
Remarks: Görüntü Titremesi, Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | 13 | 60W | 97 | 63W | 1.5 | |
| 2 | HS_ – 3 | 12 | 14W | 50 | 17W | 1.8 |