Daily Sunspot Evaluation
Observation Details Thursday, 13 April 2023
- No
- 19688
- Date
- 2023 / 04 / 13,351
- Time
- 08:25 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 8
- Number of spots (f)
- 90
- Relative number (R)
- 170
- Lf
- 2
- P0
- -26.12°
- B0
- -5.78°
- L0
- 96.47°
- Observer
- Burçin TANIK
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | BXI – 6 | 11 | 36.4W | 133 | 38.4W | 4.3 | |
| 2 | HS_ – 1 | 19 | 32.2E | 64 | 30.2E | 1.3 | |
| 3 | AX_ – 1 | 21 | 33E | 64 | 31E | - | |
| 4 | BXI – 22 | -10 | 16.7W | 113 | 18.7W | 7.5 | |
| 5 | BXI – 21 | -20 | 08.1W | 105 | 10.1W | 9.2 | |
| 6 | BXI – 18 | -25 | 01.1E | 95 | 00.9W | 7.5 | |
| 7 | FSC – 18 | -21 | 55.8E | 41 | 53.8E | 24.1 | |
| 8 | CSI – 3 | -23 | 80.1E | 16 | 78.1E | 9.8 |