Daily Sunspot Evaluation
Observation Details Thursday, 17 August 2017
- No
- 18139
- Date
- 2017 / 08 / 17,240
- Time
- 05:45 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 28
- Relative number (R)
- 38
- Lf
- 3
- P0
- 16.77°
- B0
- 6.74°
- L0
- 349.89°
- Observer
- Süleyman FİŞEK
Remarks: Görüntü Titremesi, Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | FAC – 28 | 11 | 47E | 303 | 44E | 17.1 |