Daily Sunspot Evaluation
Observation Sheet Wednesday, 6 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)
- 11
- Number of spots (f)
- 111
- Relative number (R)
- 221
- Observer
- AB
- Reading
- all checks consistent
- File
- 19600706.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 3 | 24 | 13E | ||||
| 2 | B – 7 | 8 | 4E | ||||
| 3 | C – 11 | 13 | 33E | ||||
| 4 | O – 6 | 8 | 31E | ||||
| 5 | B – 3 | 15 | 56E | ||||
| 6 | ? – 2 | -14 | 78W | ||||
| 7 | ? – 1 | -8 | 85W | ||||
| 8 | A – 3 | 2 | 4W | ||||
| 9 | F – 67 | 9 | 33W | ||||
| 10 | H – 7 | 28 | 57W | ||||
| 11 | A – 1 | 29 | 47W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.