Daily Sunspot Evaluation
Observation Details Monday, 20 July 2015
- No
- 17496
- Date
- 2015 / 07 / 20,354
- Time
- 08:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 16
- Relative number (R)
- 36
- Lf
- 2
- P0
- 5.80°
- B0
- 4.78°
- L0
- 287.00°
- Observer
- Başar COŞKUNOĞLU
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | 10 | 24W | 311 | 26W | 1.5 | |
| 2 | DSI – 15 | 16 | 15E | 272 | 13E | 10.0 |