Daily Sunspot Evaluation
Observation Details Saturday, 21 May 2011
- No
- 16210
- Date
- 2011 / 05 / 21,278
- Time
- 06:40 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 7
- Relative number (R)
- 47
- Lf
- 3
- P0
- -19.24°
- B0
- -2.00°
- L0
- 205.52°
- Observer
- Asuman GÜLTEKİN
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 14 | 76E | 130 | 73E | - | |
| 2 | ?__ – 1 | -24 | 72W | 278 | 75W | 2.1 | |
| 3 | CSO – 3 | -16 | 15E | 191 | 12E | 9.3 | |
| 4 | CRO – 2 | -16 | 40E | 167 | 37E | 4.1 |