Daily Sunspot Evaluation
Observation Details Wednesday, 19 September 2012
- No
- 16628
- Date
- 2012 / 09 / 19,361
- Time
- 08:40 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 4
- Number of spots (f)
- 6
- Relative number (R)
- 46
- Lf
- 2
- P0
- 24.78°
- B0
- 7.12°
- L0
- 253.40°
- Observer
- Başar COŞKUNOĞLU
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 2 | 8 | 74E | 180 | 72E | 4.6 | |
| 2 | AX_ – 1 | -21 | 49W | 302 | 51W | - | |
| 3 | HS_ – 2 | -11 | 47W | 300 | 49W | 2.2 | |
| 4 | HS_ – 1 | -12 | 25W | 278 | 27W | 1.5 |
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