Daily Sunspot Evaluation
Observation Details Thursday, 17 June 2021
- No
- 19192
- Date
- 2021 / 06 / 17,365
- Time
- 08:45 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 2
- Relative number (R)
- 22
- Lf
- 2
- P0
- -8.70°
- B0
- 1.30°
- L0
- 231.86°
- Observer
- Oğuzhan ÇAKIR
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 28 | 18.8E | 213 | 16.8E | 0.7 | |
| 2 | HH_ – 1 | 25 | 21.7E | 210 | 19.7E | 2.6 |