Daily Sunspot Evaluation
Observation Details Friday, 18 May 2012
- No
- 16507
- Date
- 2012 / 05 / 18,431
- Time
- 10:20 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 53
- Relative number (R)
- 123
- Lf
- 1
- P0
- -19.88°
- B0
- -2.24°
- L0
- 92.40°
- Observer
- Asuman GÜLTEKİN
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CSO – 4 | 14 | 17W | 109 | 18W | 3.4 | |
| 2 | DAC – 24 | 15 | 09W | 101 | 10W | 7.2 | |
| 3 | DAC – 17 | 11 | 20E | 72 | 19E | 8.3 | |
| 4 | ?__ – 3 | 16 | 76E | 16 | 75E | 9.7 | |
| 5 | AX_ – 1 | -22 | 50W | 142 | 51W | - | |
| 6 | HS_ – 1 | -24 | 40W | 132 | 41W | 1.9 | |
| 7 | AX_ – 3 | -18 | 35E | 57 | 34E | 1.6 |