Daily Sunspot Evaluation
Observation Details Thursday, 21 October 2010
- No
- 147
- Date
- 2010 / 10 / 21,306
- Time
- 07:20 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 3
- Number of spots (f)
- 4
- Relative number (R)
- 34
- Lf
- 3
- P0
- 25.84°
- B0
- 5.39°
- L0
- 120.23°
- Observer
- Başar COŞKUNOĞLU
Remarks: Bulutlar Arasında
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HS_ – 2 | 16 | 20W | 140 | 23W | 2.4 | |
| 2 | HS_ – 1 | 23 | 55E | 65 | 52E | 2.6 | |
| 3 | HK_ – 1 | -30 | 05W | 125 | 08W | 2.8 |
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