Daily Sunspot Evaluation
Observation Details Tuesday, 16 July 2013
- No
- 16877
- Date
- 2013 / 07 / 16,330
- Time
- 07:55 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 42
- Relative number (R)
- 82
- Lf
- 2
- P0
- 4.26°
- B0
- 4.46°
- L0
- 255.35°
- Observer
- Korhan YELKENCİ
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CSO – 3 | 15 | 76W | 331 | 765W | 07.2 | |
| 2 | EAI – 18 | 20 | 61E | 195 | 59E | 13.6 | |
| 3 | CAI – 20 | -14 | 03E | 253 | 27E | 07.7 | |
| 4 | AX_ – 1 | -22 | 45E | 210 | 445E | - |