Daily Sunspot Evaluation
Observation Details Thursday, 20 July 2023
- No
- 19768
- Date
- 2023 / 07 / 20,313
- Time
- 07:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 106
- Relative number (R)
- 176
- Lf
- 2
- P0
- 5.81°
- B0
- 4.78°
- L0
- 240.69°
- Observer
- Burçin TANIK
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | FHC – 22 | 24 | 26.3W | 267 | 28.3W | 17.4 | |
| 2 | EKC – 35 | 8 | 04.5W | 245 | 06.5W | 14.9 | |
| 3 | CSI – 21 | 24 | 13.8E | 227 | 11.8E | 6.4 | |
| 4 | HR_ – 1 | 19 | 69.8E | 171 | 67.8E | 1.9 | |
| 5 | CHI – 7 | 14 | 72.6E | 168 | 70.6E | 18.3 | |
| 6 | CRI – 13 | -26 | 10.5E | 230 | 08.5E | 9.0 | |
| 7 | DHI – 7 | -9 | 44.4E | 196 | 42.4E | 8.5 |