Daily Sunspot Evaluation
Observation Details Wednesday, 19 May 2021
- No
- 19174
- Date
- 2021 / 05 / 19,375
- Time
- 09:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 3
- Relative number (R)
- 23
- Lf
- 2
- P0
- -19.64°
- B0
- -2.17°
- L0
- 255.49°
- Observer
- Olcay PLEVNE
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | 17 | 79.3W | 335 | 81.3W | 7.0 | |
| 2 | CSO – 2 | 20 | 60.7E | 195 | 58.7E | 4.6 |