Daily Sunspot Evaluation
Observation Details Wednesday, 13 April 2011
- No
- 16180
- Date
- 2011 / 04 / 13,455
- Time
- 10:55 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 87
- Relative number (R)
- 157
- Lf
- 1
- P0
- -26.13°
- B0
- -5.76°
- L0
- 345.40°
- Observer
- Asuman GÜLTEKİN
Remarks: Görüntü Titremesi, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CRI – 12 | 16 | 40W | 25 | 40W | 7.3 | |
| 2 | CSI – 20 | 22 | 25W | 10 | 25W | 11.8 | |
| 3 | CRO – 4 | 10 | 06W | 351 | 06W | 4.1 | |
| 4 | DAI – 37 | 13 | 08E | 337 | 08E | 9.4 | |
| 5 | CSO – 5 | 8 | 68E | 277 | 68E | 9.5 | |
| 6 | ?__ – 3 | 16 | 80E | 265 | 80E | 7.9 | |
| 7 | AX_ – 6 | -32 | 22W | 7 | 22W | 1.8 |