Daily Sunspot Evaluation
Observation Sheet Thursday, 6 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)
- 3
- Number of spots (f)
- 13
- Relative number (R)
- 43
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20060706.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HK – 7 | -7 | 32W | 329 | 34W | 5.5 | |
| 2 | AX – 1 | -9 | 24W | 321 | 26W | ||
| 3 | DAO – 5 | -4 | 65E | 232 | 63E | √8 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.