Daily Sunspot Evaluation
Observation Details Monday, 28 September 2009
- No
- 64
- Date
- 2009 / 09 / 28,476
- Time
- 11:25 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 1
- Number of spots (f)
- 11
- Relative number (R)
- 21
- Lf
- 0
- P0
- 25.79°
- B0
- 6.83°
- L0
- 198.97°
- Observer
- Sinan ALİŞ
Remarks: Kenar titremesi, hafif sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | Dao – 11 | 23 | 40W | 239 | 40W | 7.6 |
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