Daily Sunspot Evaluation
Observation Details Monday, 20 May 2013
- No
- 16820
- Date
- 2013 / 05 / 20,281
- Time
- 06:45 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 10
- Number of spots (f)
- 52
- Relative number (R)
- 152
- Lf
- 3
- P0
- -19.39°
- B0
- -2.06°
- L0
- 290.36°
- Observer
- Asuman GÜLTEKİN
Remarks: Hafif Sis, Görüntü Titremesi
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HR_ – 2 | 6 | 65W | 352 | 68W | 2.6 | |
| 2 | HA_ – 6 | 13 | 42W | 329 | 45W | 4.9 | |
| 3 | HA_ – 2 | 13 | 09W | 296 | 12W | 1.6 | |
| 4 | CRO – 11 | 9 | 02W | 289 | 05W | 5.1 | |
| 5 | BXO – 9 | 13 | 02W | 289 | 05W | 4.1 | |
| 6 | ?__ – 4 | 4 | 73E | 214 | 70E | 6.6 | |
| 7 | DAI – 10 | -11 | 70W | 357 | 73W | 8.1 | |
| 8 | CSO – 5 | -29 | 40W | 327 | 43W | 6.4 | |
| 9 | AX_ – 2 | -20 | 59E | 231 | 56E | 1.6 | |
| 10 | AX_ – 1 | -16 | 64E | 227 | 61E | - |