Daily Sunspot Evaluation
Observation Details Tuesday, 21 August 2012
- No
- 16599
- Date
- 2012 / 08 / 21,313
- Time
- 07:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 6
- Number of spots (f)
- 29
- Relative number (R)
- 89
- Lf
- 2
- P0
- 18.15°
- B0
- 6.92°
- L0
- 277.06°
- Observer
- Özgecan ÖNAL
Remarks: Kenar Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | BXI – 14 | 13 | 03W | 280 | 05W | 05.4 | |
| 2 | AX_ – 1 | 16 | 16E | 261 | 14E | 02.0 | |
| 3 | AX_ – 3 | 18 | 42E | 235 | 40E | 01.8 | |
| 4 | AX_ – 4 | 20 | 50E | 227 | 48E | 01.4 | |
| 5 | BXI – 6 | -12 | 74W | 351 | 76W | 05.2 | |
| 6 | HS_ – 1 | -18 | 68E | 210 | 66E | 01.7 |