Daily Sunspot Evaluation
Observation Details Wednesday, 28 June 2017
- No
- 18090
- Date
- 2017 / 06 / 28,375
- Time
- 09:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 6
- Relative number (R)
- 16
- Lf
- 2
- P0
- -3.81°
- B0
- 2.58°
- L0
- 289.54°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 6 | 19 | 23W | 313 | 25W | 5.7 |