Daily Sunspot Evaluation
Observation Details Wednesday, 21 December 2016
- No
- 17949
- Date
- 2016 / 12 / 21,417
- Time
- 10:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 10
- Relative number (R)
- 30
- Lf
- 1
- P0
- 7.05°
- B0
- -1.75°
- L0
- 262.96°
- Observer
- Özgecan ÖNALTAŞ
Remarks: Görüntü Titremesi, Bulutlar Arasında, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 5 | -22 | 40W | 303 | 41W | 5.1 | |
| 2 | AX_ – 5 | -6 | 13E | 250 | 12E | 2.7 |
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