Daily Sunspot Evaluation
Observation Sheet Friday, 2 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)
- 7
- Number of spots (f)
- 42
- Relative number (R)
- 112
- Observer
- WG
- Reading
- all checks consistent
- File
- 19551202.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | J – 1 | 0.41 | 47 | |
| 2 | E – 29 | 0.55 | 64 | |
| 3 | C – 3 | 0.7 | 149 | |
| 4 | H – 5 | 0.59 | 155 | |
| 5 | A – 1 | 0.88 | 257 | |
| 6 | ? – 2 | 0.98 | 313 | |
| 7 | A – 1 | 0.86 | 339 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.