Daily Sunspot Evaluation
Observation Sheet Saturday, 1 October 1955
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)
- 20
- Relative number (R)
- 50
- Observer
- KA
- Reading
- all checks consistent
- File
- 19551001.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | B – 14 | 0.8 | 84 | |
| 2 | ? – 3 | 0.92 | 95 | |
| 3 | B – 3 | 0.88 | 146 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.