Daily Sunspot Evaluation
Observation Details Thursday, 15 August 2013
- No
- 16907
- Date
- 2013 / 08 / 15,340
- Time
- 08:10 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 8
- Number of spots (f)
- 61
- Relative number (R)
- 141
- Lf
- 2
- P0
- 16.14°
- B0
- 6.66°
- L0
- 218.44°
- Observer
- Orhan GÜNEŞ
Remarks: Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | BXI – 5 | 2 | 26W | 244 | 28W | 4.2 | |
| 2 | EAI – 22 | -21 | 20W | 238 | 22W | 11.4 | |
| 3 | BXI – 11 | -18 | 08W | 226 | 10W | 8.0 | |
| 4 | DKO – 13 | -7 | 05E | 213 | 03E | 8.0 | |
| 5 | AX_ – 1 | -15 | 38E | 180 | 36E | 0.6 | |
| 6 | BXI – 5 | -12 | 47E | 172 | 45E | 5.5 | |
| 7 | BXI – 3 | -8 | 64E | 154 | 62E | 8.8 | |
| 8 | ?__ – 1 | -7 | 84E | 134 | 82E | 3.8 |