Daily Sunspot Evaluation
Observation Details Wednesday, 19 April 2023
- No
- 19693
- Date
- 2023 / 04 / 19,382
- Time
- 09:10 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 35
- Relative number (R)
- 75
- Lf
- 2
- P0
- -25.71°
- B0
- -5.30°
- L0
- 16.84°
- Observer
- Olcay PLEVNE
Remarks: Yoğun Bulutlu, Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | FAI – 14 | 12 | 06.6W | 24 | 08.6W | 16.1 | |
| 2 | FAI – 12 | -22 | 02.8W | 20 | 04.8W | 18.3 | |
| 3 | CSI – 6 | -20 | 16.7E | 0 | 14.7E | 5.5 | |
| 4 | CSI – 3 | -9 | 56.2E | 321 | 54.2E | 8.7 |