Daily Sunspot Evaluation
Observation Sheet Wednesday, 10 August 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)
- 4
- Number of spots (f)
- 80
- Relative number (R)
- 120
- Observer
- KA
- Reading
- all checks consistent
- File
- 19550810.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | C – 27 | 0.23 | 39 | |
| 2 | C – 6 | 0.83 | 81 | |
| 3 | E – 35 | 0.6 | 178 | |
| 4 | C – 12 | 0.5 | 344 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.