Daily Sunspot Evaluation
Observation Details Saturday, 21 July 2012
- No
- 16568
- Date
- 2012 / 07 / 21,326
- Time
- 07:50 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 13
- Relative number (R)
- 53
- Lf
- 2
- P0
- 6.54°
- B0
- 4.94°
- L0
- 326.79°
- Observer
- Orhan GÜNEŞ
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HA_ – 2 | -21 | 05E | 322 | 03E | 1.7 | |
| 2 | AX_ – 4 | -19 | 08E | 319 | 06E | 2.6 | |
| 3 | AX_ – 3 | -17 | 10E | 317 | 08E | 1.0 | |
| 4 | BXO – 4 | -18 | 60E | 267 | 58E | 6.6 |