Daily Sunspot Evaluation
Observation Details Tuesday, 12 September 2017
- No
- 18163
- Date
- 2017 / 09 / 12,365
- Time
- 08:45 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 3
- Relative number (R)
- 13
- Lf
- 2
- P0
- 23.58°
- B0
- 7.23°
- L0
- 4.77°
- Observer
- Başar COŞKUNOĞLU
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 3 | 10 | 49.7E | 315 | 47.7E | 3.6 |
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