Daily Sunspot Evaluation
Observation Details Thursday, 19 September 2013
- No
- 16942
- Date
- 2013 / 09 / 19,313
- Time
- 07:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 18
- Relative number (R)
- 58
- Lf
- 2
- P0
- 24.74°
- B0
- 7.13°
- L0
- 116.48°
- Observer
- Başar COŞKUNOĞLU
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CSI – 10 | 2 | 11W | 127 | 13W | 4.0 | |
| 2 | HS_ – 1 | -3 | 28W | 144 | 30W | 1.0 | |
| 3 | AX_ – 2 | -10 | 45E | 71 | 43E | 0.7 | |
| 4 | CHO – 5 | -17 | 60E | 56 | 58E | 8.1 |
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