Daily Sunspot Evaluation
Observation Details Tuesday, 28 April 2015
- No
- 17416
- Date
- 2015 / 04 / 28,368
- Time
- 08:50 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 12
- Relative number (R)
- 52
- Lf
- 2
- P0
- -24.62°
- B0
- -4.48°
- L0
- 304.99°
- Observer
- T.YONTAN=Ö.Ö.
Remarks: Görüntü Titremesi, Bulutlar Arasında, Yoğun Bulutlu
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 6 | 21 | 04W | 309 | 06W | 01.9 | |
| 2 | ?__ – 2 | -11 | 80W | 25 | 82W | 04.7 | |
| 3 | BXO – 3 | -8 | 71W | 16 | 73W | 08.0 | |
| 4 | AX_ – 1 | -32 | 54E | 251 | 52E | - |