Daily Sunspot Evaluation
Observation Details Sunday, 28 July 2013
- No
- 16889
- Date
- 2013 / 07 / 28,424
- Time
- 10:10 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 28
- Relative number (R)
- 98
- Lf
- 1
- P0
- 9.41°
- B0
- 5.51°
- L0
- 95.34°
- Observer
- Hikmet ÇAKMAK
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 2 | 29 | 04E | 91 | 03E | 2.0 | |
| 2 | HS_ – 1 | 19 | 12E | 83 | 11E | 2.2 | |
| 3 | AX_ – 3 | 20 | 20E | 75 | 19E | 0.9 | |
| 4 | DAO – 5 | -7 | 63W | 158 | 64W | 6.9 | |
| 5 | AX_ – 1 | -9 | 58W | 153 | 59W | - | |
| 6 | DAI – 11 | -6 | 34W | 129 | 35W | 6.8 | |
| 7 | BXO – 5 | -15 | 55E | 40 | 54E | 8.3 |