Daily Sunspot Evaluation
Observation Details Monday, 17 September 2012
- No
- 16626
- Date
- 2012 / 09 / 17,288
- Time
- 06:55 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 17
- Relative number (R)
- 57
- Lf
- 3
- P0
- 24.47°
- B0
- 7.16°
- L0
- 280.77°
- Observer
- Hikmet ÇAKMAK
Remarks: Bulutlar Arasında, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 17 | 60E | 221 | 57E | 0.5 | |
| 2 | BXI – 7 | -24 | 20W | 301 | 23W | 3.3 | |
| 3 | CSO – 5 | -12 | 17W | 298 | 20W | 9.2 | |
| 4 | HA_ – 4 | -13 | 02E | 279 | 01W | 2.0 |
‹ Previous Report for September 2012 Images of this day Next ›