Daily Sunspot Evaluation
Observation Sheet Monday, 4 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)
- 9
- Number of spots (f)
- 95
- Relative number (R)
- 185
- Observer
- KA
- Reading
- all checks consistent
- File
- 19600704.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 2 | 24 | |||||
| 2 | J – 4 | 14 | |||||
| 3 | D – 6 | 8 | |||||
| 4 | E – 10 | -15 | |||||
| 5 | J – 1 | -9 | |||||
| 6 | J – 2 | 7 | |||||
| 7 | J – 2 | 7 | |||||
| 8 | H – 15 | 28 | |||||
| 9 | F – 53 | 9 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.