Daily Sunspot Evaluation
Observation Details Thursday, 4 April 2013
- No
- 16781
- Date
- 2013 / 04 / 04,340
- Time
- 08:10 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 6
- Number of spots (f)
- 25
- Relative number (R)
- 85
- Lf
- 2
- P0
- -26.25°
- B0
- -6.35°
- L0
- 177.37°
- Observer
- Orhan GÜNEŞ
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 11 | 15W | 192 | 17W | 0.4 | |
| 2 | BXO – 2 | 17 | 05W | 182 | 07W | 4.5 | |
| 3 | BXI – 6 | 9 | 06E | 171 | 04E | 5.4 | |
| 4 | AX_ – 1 | 11 | 49E | 128 | 47E | 0.7 | |
| 5 | BXI – 8 | -23 | 19W | 196 | 21W | 4.1 | |
| 6 | HH_ – 7 | -19 | 21E | 156 | 19E | 4.8 |