Daily Sunspot Evaluation
Observation Details Monday, 18 September 2017
- No
- 18169
- Date
- 2017 / 09 / 18,344
- Time
- 08:15 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 3
- Relative number (R)
- 13
- Lf
- 2
- P0
- 24.59°
- B0
- 7.15°
- L0
- 285.84°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HA_ – 3 | 8 | 29.4W | 315 | 31.4W | 2.5 |
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