Daily Sunspot Evaluation
Observation Details Saturday, 28 April 2012
- No
- 16488
- Date
- 2012 / 04 / 28,285
- Time
- 06:50 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 44
- Relative number (R)
- 114
- Lf
- 3
- P0
- -24.53°
- B0
- -4.41°
- L0
- 358.76°
- Observer
- Asuman GÜLTEKİN
Remarks: Bulutlar Arasında, Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HA_ – 4 | 12 | 43W | 42 | 46W | 3.3 | |
| 2 | CAO – 7 | 10 | 33W | 32 | 36W | 8.1 | |
| 3 | AX_ – 9 | 12 | 29E | 330 | 26E | 2.3 | |
| 4 | HA_ – 8 | -18 | 56W | 55 | 59W | 3.1 | |
| 5 | DAI – 11 | -19 | 24E | 335 | 21E | 6.2 | |
| 6 | BXO – 3 | -16 | 73E | 286 | 70E | 5.8 | |
| 7 | ?__ – 2 | -23 | 80E | 280 | 77E | 3.1 |