Daily Sunspot Evaluation
Observation Sheet Wednesday, 26 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)
- 4
- Number of spots (f)
- 19
- Relative number (R)
- 59
- Observer
- SB
- Reading
- all checks consistent
- File
- 19661026.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | -18 | 16W | 148 | |||
| 2 | B – 4 | -26 | 35W | 167 | |||
| 3 | D – 11 | 13 | 10W | 142 | |||
| 4 | A – 3 | 29 | 41W | 173 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.