Daily Sunspot Evaluation
Observation Details Thursday, 17 August 2023
- No
- 19794
- Date
- 2023 / 08 / 17,333
- Time
- 08:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 8
- Number of spots (f)
- 38
- Relative number (R)
- 118
- Lf
- 2
- P0
- 16.65°
- B0
- 6.72°
- L0
- 230.13°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 2 | 20 | 74.7W | 305 | 76.7W | 8.9 | |
| 2 | BXI – 5 | 21 | 20.1W | 250 | 22.1W | 3.7 | |
| 3 | DAI – 15 | 26 | 11.5W | 242 | 13.5W | 9.5 | |
| 4 | EAO – 4 | 11 | 47.4E | 183 | 45.4E | 12.1 | |
| 5 | HA_ – 1 | 13 | 59.6E | 171 | 57.6E | 1.7 | |
| 6 | AX_ – 1 | -18 | 08.8W | 239 | 10.8W | - | |
| 7 | DAI – 8 | -17 | 06E | 224 | 04E | 6.8 | |
| 8 | HR_ – 2 | -8 | 31.3E | 199 | 29.3E | 2.0 |