Daily Sunspot Evaluation
Observation Details Tuesday, 31 January 2017
- No
- 17967
- Date
- 2017 / 01 / 31,313
- Time
- 07:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 10
- Relative number (R)
- 50
- Lf
- 2
- P0
- -11.95°
- B0
- -5.98°
- L0
- 84.41°
- Observer
- H.ÇAKMAK+S.F.
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | 15 | 27W | 111 | 29W | 2.2 | |
| 2 | AX_ – 1 | 15 | 50E | 34 | 48E | 0.8 | |
| 3 | DAI – 7 | -5 | 28W | 112 | 30W | 4.3 | |
| 4 | AX_ – 1 | -12 | 22W | 107 | 24W | 0.6 |
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