Daily Sunspot Evaluation
Observation Sheet Friday, 8 July 1960
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)
- 10
- Number of spots (f)
- 69
- Relative number (R)
- 169
- Observer
- KA
- Reading
- all checks consistent
- File
- 19600708.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 4 | 14 | 5E | ||||
| 2 | C – 9 | 9 | 3E | ||||
| 3 | E – 22 | 15 | 28E? | ||||
| 4 | C – 7 | 18 | 69E | ||||
| 5 | J – 3 | -11 | 44E | ||||
| 6 | A – 1 | -14 | 46E | ||||
| 7 | A – 4 | -10 | 10E | ||||
| 8 | F – 17 | 10 | 63W | ||||
| 9 | F – 1 | 28 | 88W | ||||
| 10 | A – 1 | 25 | 16W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.