Daily Sunspot Evaluation
Observation Details Thursday, 21 January 2021
- No
- 19115
- Date
- 2021 / 01 / 21,313
- Time
- 07:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 11
- Relative number (R)
- 31
- Lf
- 2
- P0
- -7.65°
- B0
- -5.16°
- L0
- 12.65°
- Observer
- Süleyman FİŞEK
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | DSO – 2 | -18 | 33.7E | 339 | 31.7E | 1.6 | |
| 2 | DAI – 9 | -17 | 44.5E | 328 | 42.5E | 6.7 |
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