Daily Sunspot Evaluation
Observation Details Tuesday, 19 September 2017
- No
- 18170
- Date
- 2017 / 09 / 19,257
- Time
- 06:10 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 2
- Relative number (R)
- 12
- Lf
- 3
- P0
- 24.72°
- B0
- 7.13°
- L0
- 273.78°
- Observer
- Süleyman FİŞEK
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 2 | 9 | 42W | 316 | 45W | 1.9 |
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