Daily Sunspot Evaluation
Observation Details Wednesday, 21 July 2010
- No
- 66
- Date
- 2010 / 07 / 21,434
- Time
- 10:25 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 24
- Relative number (R)
- 34
- Lf
- 1
- P0
- 6.37°
- B0
- 4.91°
- L0
- 253.70°
- Observer
- Korhan YELKENCİ
Remarks: Bulutlar Arasında
No drawing for this day was found in the archive.
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 24 | -23 | 54E | 201 | 53E | 10.8 |