Daily Sunspot Evaluation
Observation Details Wednesday, 17 February 2016
- No
- 17674
- Date
- 2016 / 02 / 17,426
- Time
- 10:14 UT
- Seeing
- 2 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 4
- Relative number (R)
- 24
- Lf
- 1
- P0
- -17.99°
- B0
- -6.90°
- L0
- 9.81°
- Observer
- Sinan ALİŞ
Remarks: Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 2 | 12 | 77W | 87 | 78W | 4.6 | |
| 2 | HS_ – 2 | 5 | 46E | 324 | 45E | 2.7 |
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