Daily Sunspot Evaluation
Observation Details Saturday, 17 August 2013
- No
- 16909
- Date
- 2013 / 08 / 17,274
- Time
- 06:35 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 7
- Number of spots (f)
- 21
- Relative number (R)
- 91
- Lf
- 3
- P0
- 16.78°
- B0
- 6.75°
- L0
- 192.87°
- Observer
- Orhan GÜNEŞ
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 16 | 15E | 178 | 12E | 0.5 | |
| 2 | CSO – 3 | -22 | 45W | 238 | 48W | 12.0 | |
| 3 | CSO – 11 | -6 | 22W | 215 | 25W | 6.1 | |
| 4 | AX_ – 1 | -14 | 02W | 195 | 05W | 0.7 | |
| 5 | AX_ – 1 | -13 | 21E | 172 | 18E | 0.7 | |
| 6 | BXO – 3 | -9 | 41E | 153 | 38E | 3.6 | |
| 7 | HS_ – 1 | -8 | 54E | 139 | 51E | 1.9 |