Daily Sunspot Evaluation
Observation Details Sunday, 21 July 2013
- No
- 16882
- Date
- 2013 / 07 / 21,264
- Time
- 06:20 UT
- Seeing
- 4 / 5
- Number of groups (g)
- 3
- Number of spots (f)
- 44
- Relative number (R)
- 74
- Lf
- 3
- P0
- 6.41°
- B0
- 4.91°
- L0
- 190.06°
- Observer
- Asuman GÜLTEKİN
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | FAO – 28 | 21 | 03W | 193 | 06W | 17.3 | |
| 2 | CRO – 14 | -7 | 32E | 158 | 29E | 05.1 | |
| 3 | HR_ – 2 | -10 | 36E | 154 | 33E | 01.9 |