Daily Sunspot Evaluation
Observation Details Thursday, 18 October 2012
- No
- 16657
- Date
- 2012 / 10 / 18,250
- Time
- 06:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 9
- Number of spots (f)
- 27
- Relative number (R)
- 117
- Lf
- 3
- P0
- 26.02°
- B0
- 5.60°
- L0
- 232.22°
- Observer
- Korhan YELKENCİ
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | BXI – 10 | 13 | 33W | 265 | 36W | 4.0 | |
| 2 | HH_ – 1 | 8 | 03E | 229 | 00W | 2.8 | |
| 3 | HR_ – 2 | 17 | 47E | 185 | 44E | 1.5 | |
| 4 | AX_ – 2 | 8 | 83E | 150 | 80E | 6.5 | |
| 5 | HA_ – 1 | -12 | 67W | 299 | 70W | 2.6 | |
| 6 | CRI – 7 | -21 | 18W | 250 | 21W | 3.9 | |
| 7 | AX_ – 1 | -26 | 27E | 205 | 24E | 0.9 | |
| 8 | AX_ – 1 | -25 | 35E | 198 | 32E | 0.8 | |
| 9 | HA_ – 2 | -29 | 35E | 197 | 32E | 2.0 |
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