Daily Sunspot Evaluation
Observation Sheet Thursday, 1 December 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)
- 8
- Number of spots (f)
- 32
- Relative number (R)
- 112
- Observer
- AK
- Reading
- all checks consistent
- File
- 19551201.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | J – 1 | 0.54 | 65 | |
| 2 | D – 14 | 0.69 | 74 | |
| 3 | C – 5 | 0.81 | 142 | |
| 4 | H – 3 | 0.73 | 145 | |
| 5 | A – 1 | 0.77 | 252 | |
| 6 | H – 3 | 0.96 | 264 | |
| 7 | C – 4 | 0.89 | 317 | |
| 8 | A – 1 | 0.8 | 346 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.