Daily Sunspot Evaluation
Observation Details Friday, 4 August 2023
- No
- 19783
- Date
- 2023 / 08 / 04,385
- Time
- 09:15 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 9
- Number of spots (f)
- 31
- Relative number (R)
- 121
- Lf
- 2
- P0
- 12.00°
- B0
- 5.98°
- L0
- 41.31°
- Observer
- O.PLEVNE=B.C.
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HA_ – 5 | 10 | 52.5W | 94 | 54.5W | 5.2 | |
| 2 | BXI – 4 | 22 | 25.1W | 66 | 27.1W | 4.7 | |
| 3 | AX_ – 1 | 17 | 21.2W | 63 | 23.2W | - | |
| 4 | CSI – 10 | 10 | 02.7E | 39 | 00.7E | 9.3 | |
| 5 | BXI – 2 | 24 | 09.4E | 32 | 07.4E | 3.9 | |
| 6 | DSO – 2 | 14 | 76.6E | 325 | 74.6E | 11.1 | |
| 7 | HS_ – 1 | -11 | 80.8W | 122 | 82.8W | 5.4 | |
| 8 | AX_ – 2 | -23 | 34.5W | 76 | 36.5W | 0.9 | |
| 9 | HS_ – 4 | -22 | 57.8E | 344 | 55.8E | 5.6 |