Daily Sunspot Evaluation
Observation Details Sunday, 20 August 2023
- No
- 19797
- Date
- 2023 / 08 / 20,403
- Time
- 09:40 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 8
- Number of spots (f)
- 23
- Relative number (R)
- 103
- Lf
- 1
- P0
- 17.64°
- B0
- 6.85°
- L0
- 189.56°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 22 | 58.2W | 248 | 59.2W | - | |
| 2 | CAI – 6 | 26 | 52.7W | 242 | 53.7W | 8.5 | |
| 3 | CSO – 2 | 10 | 05.2E | 184 | 04.2E | 7.3 | |
| 4 | HS_ – 1 | 13 | 19.5E | 170 | 18.5E | 1.6 | |
| 5 | HS_ – 1 | 31 | 54.8E | 135 | 53.8E | 1.8 | |
| 6 | DAI – 9 | -18 | 34.6W | 224 | 35.6W | 6.4 | |
| 7 | AX_ – 1 | -9 | 09.5W | 199 | 10.5W | - | |
| 8 | AX_ – 2 | -10 | 55.8E | 134 | 54.8E | 0.9 |