Daily Sunspot Evaluation
Observation Details Friday, 31 July 2015
- No
- 17507
- Date
- 2015 / 07 / 31,333
- Time
- 08:00 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 5
- Number of spots (f)
- 14
- Relative number (R)
- 64
- Lf
- 2
- P0
- 10.39°
- B0
- 5.69°
- L0
- 141.76°
- Observer
- Sinan ALİŞ
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 1 | 7 | 28E | 114 | 26E | 1.9 | |
| 2 | DSC – 5 | 18 | 46E | 95 | 44E | 5.5 | |
| 3 | HS_ – 1 | 12 | 66E | 76 | 64E | 2.6 | |
| 4 | AX_ – 2 | -15 | 58W | 200 | 60W | 1.2 | |
| 5 | DSC – 5 | -17 | 53W | 195 | 55W | 5.9 |