Daily Sunspot Evaluation
Observation Sheet Monday, 9 January 1956
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)
- 5
- Number of spots (f)
- 9
- Relative number (R)
- 59
- Observer
- AK
- Reading
- all checks consistent
- File
- 19560109.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | J – 1 | 0.73 | 52 | |
| 2 | J – 1 | 0.97 | 118 | |
| 3 | A – 1 | 0.44 | 120 | |
| 4 | B – 5 | 0.71 | 121 | |
| 5 | A – 1 | 0.82 | 251 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.