Daily Sunspot Evaluation
Observation Details Saturday, 31 August 2013
- No
- 16923
- Date
- 2013 / 08 / 31,628
- Time
- 15:05 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 34
- Relative number (R)
- 74
- Lf
- 2
- P0
- 20.99°
- B0
- 7.19°
- L0
- 3.20°
- Observer
- H.ÇAKMAK=B.C.
Remarks: Görüntü Titremesi, Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 13 | 14 | 15W | 18 | 17W | 9.8 | |
| 2 | EAI – 11 | 12 | 27E | 336 | 25E | 13.4 | |
| 3 | HA_ – 9 | -10 | 08W | 11 | 10W | 4.2 | |
| 4 | AX_ – 1 | -13 | 23E | 340 | 21E | - |