Daily Sunspot Evaluation
Observation Details Saturday, 20 November 2010
- No
- 173
- Date
- 2010 / 11 / 20,385
- Time
- 09:15 UT
- Seeing
- 4 / 5
- Number of groups (g)
- 3
- Number of spots (f)
- 4
- Relative number (R)
- 34
- Lf
- 2
- P0
- 19.86°
- B0
- 2.23°
- L0
- 83.62°
- Observer
- Başar COŞKUNOĞLU
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | HA_ – 1 | 24 | 27E | 56 | 26E | 2.3 | |
| 2 | HR_ – 1 | -31 | 26W | 109 | 27W | 1.2 | |
| 3 | HA_ – 2 | -31 | 19W | 102 | 20W | 1.4 |
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