Daily Sunspot Evaluation
Observation Details Sunday, 19 February 2023
- No
- 19659
- Date
- 2023 / 02 / 19,333
- Time
- 08:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 33
- Relative number (R)
- 103
- Lf
- 2
- P0
- -18.68°
- B0
- -6.98°
- L0
- 75.39°
- Observer
- O.PLEVNE=B.T.
Remarks: Hafif Sis, Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | EKO – 13 | 10 | 35.9W | 111 | 37.9W | 10.9 | |
| 2 | AX_ – 2 | 20 | 28.7W | 104 | 30.7W | 1.6 | |
| 3 | EKI – 7 | 25 | 44.3E | 31 | 42.3E | 11.5 | |
| 4 | EAO – 5 | -22 | 74.5W | 150 | 76.5W | 12.4 | |
| 5 | HS_ – 2 | -13 | 60.4W | 136 | 62.4W | 3.0 | |
| 6 | HS_ – 2 | -14 | 43.7W | 119 | 45.7W | 2.4 | |
| 7 | HS_ – 2 | -22 | 69.4E | 6 | 67.4E | 5.1 |
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