Daily Sunspot Evaluation
Observation Details Friday, 19 May 2017
- No
- 18053
- Date
- 2017 / 05 / 19,503
- Time
- 12:05 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 4
- Relative number (R)
- 24
- Lf
- 0
- P0
- -19.62°
- B0
- -2.15°
- L0
- 97.22°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HA_ – 1 | 12 | 32E | 65 | 32E | 1.2 | |
| 2 | AX_ – 3 | -7 | 30E | 68 | 30E | 1.7 |