Daily Sunspot Evaluation
Observation Details Tuesday, 31 January 2012
- No
- 16419
- Date
- 2012 / 01 / 31,302
- Time
- 07:15 UT
- Seeing
- 2 / 5
- Number of groups (g)
- 5
- Number of spots (f)
- 27
- Relative number (R)
- 77
- Lf
- 3
- P0
- -11.63°
- B0
- -5.92°
- L0
- 78.72°
- Observer
- Hikmet ÇAKMAK
Remarks: Yoğun Bulutlu
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HA_ – 1 | 7 | 53W | 132 | 56W | 1.5 | |
| 2 | AX_ – 3 | 15 | 48W | 127 | 51W | 1.8 | |
| 3 | CAI – 14 | 8 | 19E | 61 | 16E | 5.0 | |
| 4 | HK_ – 2 | 17 | 20E | 59 | 17E | 5.0 | |
| 5 | BXI – 7 | -27 | 18W | 97 | 21W | 3.8 |
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