Daily Sunspot Evaluation
Observation Sheet Monday, 31 October 1966
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)
- 14
- Relative number (R)
- 44
- Observer
- DK
- Reading
- all checks consistent
- File
- 19661031.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 11 | 87E | 345 | |||
| 2 | C – 8 | 12 | 33W | 103 | |||
| 3 | C – 5 | 10 | 02W | 73 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.