Daily Sunspot Evaluation
Observation Details Tuesday, 17 September 2013
- No
- 16940
- Date
- 2013 / 09 / 17,274
- Time
- 06:35 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 5
- Number of spots (f)
- 7
- Relative number (R)
- 57
- Lf
- 3
- P0
- 24.43°
- B0
- 7.17°
- L0
- 143.39°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 2 | 24 | 46W | 189 | 49W | 0.5 | |
| 2 | AX_ – 1 | 11 | 80E | 63 | 77E | - | |
| 3 | AX_ – 1 | -11 | 75W | 218 | 78W | - | |
| 4 | HR_ – 2 | -3 | 00W | 143 | 03W | 0.6 | |
| 5 | AX_ – 1 | -18 | 72E | 71 | 69E | - |
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