Daily Sunspot Evaluation
Observation Details Friday, 20 July 2012
- No
- 16567
- Date
- 2012 / 07 / 20,257
- Time
- 06:10 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 12
- Relative number (R)
- 52
- Lf
- 3
- P0
- 6.08°
- B0
- 4.84°
- L0
- 340.94°
- Observer
- Korhan YELKENCİ
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 3 | -29 | 66W | 47 | 69W | 10.8 | |
| 2 | CSI – 3 | -21 | 21E | 320 | 18E | 03.9 | |
| 3 | BXO – 3 | -17 | 24E | 318 | 21E | 03.2 | |
| 4 | AX_ – 3 | -18 | 73E | 268 | 70E | 02.7 |