Daily Sunspot Evaluation
Observation Sheet Monday, 10 April 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)
- 4
- Number of spots (f)
- 16
- Relative number (R)
- 56
- Observer
- SA
- Reading
- all checks consistent
- File
- 20060410.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 10 | -12 | 23W | 29 | 23W | ~10 | |
| 2 | DAO – 3 | -7 | 28E | 338 | 28E | 3 | |
| 3 | HA – 1 | -6 | 58E | 308 | 58E | ~2 | |
| 4 | CAO – 2 | -2 | 73E | 293 | 73E | 5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.