Daily Sunspot Evaluation
Observation Details Saturday, 23 September 2017
- No
- 18174
- Date
- 2017 / 09 / 23,413
- Time
- 09:55 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 2
- Relative number (R)
- 12
- Lf
- 1
- P0
- 25.27°
- B0
- 7.02°
- L0
- 218.92°
- Observer
- Ö.ÖNALTAŞ=T.Y.
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CSO – 2 | -13 | 40.1E | 179 | 39.1E | 2.4 |
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