Daily Sunspot Evaluation
Observation Details Thursday, 13 April 2017
- No
- 18020
- Date
- 2017 / 04 / 13,375
- Time
- 09:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 2
- Number of spots (f)
- 6
- Relative number (R)
- 26
- Lf
- 2
- P0
- -26.10°
- B0
- -5.74°
- L0
- 214.70°
- Observer
- Seda KAPTAN
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CRO – 3 | 9 | 23E | 192 | 21E | 7.2 | |
| 2 | BXI – 3 | 14 | 30E | 185 | 28E | 3.7 |