Daily Sunspot Evaluation
Observation Details Wednesday, 31 July 2013
- No
- 16892
- Date
- 2013 / 07 / 31,531
- Time
- 12:45 UT
- Seeing
- 4 / 5
- Number of groups (g)
- 10
- Number of spots (f)
- 30
- Relative number (R)
- 130
- Lf
- 0
- P0
- 10.67°
- B0
- 5.75°
- L0
- 54.24°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 3 | 28 | 35W | 89 | 35W | 5.3 | |
| 2 | HS_ – 1 | 20 | 29W | 83 | 29W | 2.0 | |
| 3 | CSO – 5 | 14 | 35E | 19 | 35E | 4.8 | |
| 4 | BXO – 3 | 5 | 46E | 8 | 46E | 3.1 | |
| 5 | CAO – 2 | 12 | 74E | 340 | 74E | 5.5 | |
| 6 | ?__ – 1 | 10 | 84E | 330 | 84E | - | |
| 7 | ?__ – 2 | -6 | 79W | 133 | 79W | 7.3 | |
| 8 | AX_ – 1 | -19 | 06W | 60 | 06W | - | |
| 9 | BXI – 11 | -15 | 15E | 39 | 15E | 8.9 | |
| 10 | ?__ – 1 | -26 | 79E | 335 | 79E | 2.3 |