Daily Sunspot Evaluation
Observation Details Tuesday, 20 September 2016
- No
- 17873
- Date
- 2016 / 09 / 20,337
- Time
- 08:05 UT
- Seeing
- 4 / 5
- Number of groups (g)
- 3
- Number of spots (f)
- 21
- Relative number (R)
- 51
- Lf
- 2
- P0
- 24.91°
- B0
- 7.10°
- L0
- 37.08°
- Observer
- Başar COŞKUNOĞLU
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CSI – 12 | 11 | 63W | 100 | 65W | 7.3 | |
| 2 | HS_ – 5 | 8 | 11W | 48 | 13W | 1.1 | |
| 3 | AX_ – 4 | 7 | 03W | 41 | 05W | 1.5 |
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