Daily Sunspot Evaluation
Observation Sheet Sunday, 16 October 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)
- 7
- Number of spots (f)
- 59
- Relative number (R)
- 129
- Observer
- AK
- Reading
- all checks consistent
- File
- 19601016.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 25 | 73E | ||||
| 2 | H – 25 | 20 | 64E | ||||
| 3 | C – 9 | -12 | 53E | ||||
| 4 | A – 1 | -15 | 5E | ||||
| 5 | C – 8 | -13 | 8W | ||||
| 6 | B – 2 | -7 | 11W | ||||
| 7 | D – 12 | 13 | 69W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.