Daily Sunspot Evaluation
Observation Details Saturday, 7 September 2013
- No
- 16930
- Date
- 2013 / 09 / 07,396
- Time
- 09:30 UT
- Seeing
- 4 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 2
- Relative number (R)
- 22
- Lf
- 1
- P0
- 22.58°
- B0
- 7.25°
- L0
- 273.82°
- Observer
- Özgecan ÖNALTAŞ
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | 12 | 71W | 345 | 72W | 2.8 | |
| 2 | AX_ – 1 | -4 | 50E | 224 | 49E | 1.7 |
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