Daily Sunspot Evaluation
Observation Details Wednesday, 20 October 2021
- No
- 19302
- Date
- 2021 / 10 / 20,344
- Time
- 08:15 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 1
- Relative number (R)
- 11
- Lf
- 2
- P0
- 25.87°
- B0
- 5.46°
- L0
- 20.17°
- Observer
- Olcay PLEVNE
Remarks: Bulutlar Arasında, Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HH_ – 1 | -18 | 47.1E | 333 | 45.1E | 2.5 |
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