Daily Sunspot Evaluation
Observation Details Thursday, 19 December 2013
- No
- 17018
- Date
- 2013 / 12 / 19,347
- Time
- 08:20 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 8
- Number of spots (f)
- 40
- Relative number (R)
- 120
- Lf
- 2
- P0
- 8.15°
- B0
- -1.46°
- L0
- 356.09°
- Observer
- Başar COŞKUNOĞLU
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | -15 | 71.1E | 285 | 69.1E | 3.6 | |
| 2 | AX_ – 2 | -11 | 52.3E | 304 | 50.3E | 1 | |
| 3 | CSI – 13 | -10 | 31.7E | 324 | 29.7E | 3.9 | |
| 4 | EHC – 17 | -15 | 8.5W | 4 | 10.5W | 11.9 | |
| 5 | HS_ – 1 | -17 | 77.5W | 74 | 79.5W | 4.2 | |
| 6 | BXO – 3 | 4 | 27.3E | 329 | 25.3E | 2.6 | |
| 7 | DSO – 2 | 7 | 46.2W | 42 | 48.2W | 4.1 | |
| 8 | HS_ – 1 | 13 | 50.7W | 47 | 52.7W | 1.9 |
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