Daily Sunspot Evaluation
Observation Details Wednesday, 18 September 2013
- No
- 16941
- Date
- 2013 / 09 / 18,576
- Time
- 13:50 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 5
- Number of spots (f)
- 14
- Relative number (R)
- 64
- Lf
- 1
- P0
- 24.63°
- B0
- 7.14°
- L0
- 126.20°
- Observer
- H.ÇAKMAK-Ö.Ö.
Remarks: Bulutlar Arasında, Yoğun Bulutlu
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CAI – 8 | 2 | 01W | 127 | 02W | 3.5 | |
| 2 | AX_ – 2 | 11 | 63E | 63 | 62E | 0.8 | |
| 3 | AX_ – 2 | -3 | 17W | 143 | 18W | 0.6 | |
| 4 | AX_ – 1 | -17 | 55E | 71 | 54E | - | |
| 5 | HS_ – 1 | -17 | 68E | 58 | 67E | 2.5 |
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