Daily Sunspot Evaluation
Observation Details Thursday, 13 December 2012
- No
- 16705
- Date
- 2012 / 12 / 13,319
- Time
- 07:40 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 5
- Number of spots (f)
- 37
- Relative number (R)
- 87
- Lf
- 2
- P0
- 10.79°
- B0
- -0.73°
- L0
- 213.08°
- Observer
- Orhan GÜNEŞ
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 7 | 19 | 39W | 252 | 41W | 5.5 | |
| 2 | CAI – 11 | 11 | 25W | 238 | 27W | 8.6 | |
| 3 | BXI – 9 | 17 | 18W | 231 | 20W | 5.7 | |
| 4 | DAI – 9 | 19 | 09W | 222 | 11W | 5.8 | |
| 5 | AX_ – 1 | -15 | 15W | 228 | 17W | 0.6 |
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