Daily Sunspot Evaluation
Observation Sheet Friday, 7 July 2006
There is no typed record for this day. The values below were read by computer from the table on the sheet; when in doubt, see the drawing. Details →
- Number of groups (g)
- 2
- Number of spots (f)
- 16
- Relative number (R)
- 36
- Observer
- MB
- Reading
- all checks consistent
- File
- 20060707.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HK – 10 | -7 | 47W | 331 | 49W | -5.5 | |
| 2 | DAO – 6 | -4 | 51E | 233 | 49E | 8 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.