Daily Sunspot Evaluation
Observation Details Monday, 17 May 2021
- No
- 19172
- Date
- 2021 / 05 / 17,323
- Time
- 07:45 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 1
- Relative number (R)
- 11
- Lf
- 2
- P0
- -20.25°
- B0
- -2.41°
- L0
- 282.64°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi, Bulutlar Arasında, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | 18 | 52.2W | 335 | 54.2W | 1.6 |