Daily Sunspot Evaluation
Observation Details Tuesday, 19 March 2013
- No
- 16770
- Date
- 2013 / 03 / 19,438
- Time
- 10:30 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 6
- Number of spots (f)
- 23
- Relative number (R)
- 83
- Lf
- 1
- P0
- -25.08°
- B0
- -7.06°
- L0
- 27.12°
- Observer
- Özgecan ÖNAL TAŞ
Remarks: Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 2 | 3 | 71W | 98 | 72W | 1.7 | |
| 2 | CSI – 7 | 8 | 47W | 74 | 48W | 4.7 | |
| 3 | AX_ – 1 | 8 | 30W | 57 | 31W | - | |
| 4 | CSO – 2 | 8 | 25W | 52 | 26W | 2.8 | |
| 5 | ?__ – 1 | -21 | 83W | 110 | 84W | 1.8 | |
| 6 | BXI – 10 | -17 | 64W | 91 | 65W | 6.1 |