Daily Sunspot Evaluation
Observation Sheet Monday, 10 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)
- 6
- Number of spots (f)
- 27
- Relative number (R)
- 87
- Observer
- AK
- Reading
- all checks consistent
- File
- 19551010.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | C – 6 | 0.73 | 149 | |
| 2 | A – 2 | 0.82 | 153 | |
| 3 | A – 3 | 0.68 | 154 | |
| 4 | H – 1 | 0.69 | 321 | |
| 5 | A – 6 | 0.57 | 327 | |
| 6 | C – 9 | 0.45 | 359 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.