Daily Sunspot Evaluation
Observation Sheet Saturday, 24 January 1959
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)
- 14
- Number of spots (f)
- 172
- Relative number (R)
- 312
- Observer
- SG
- Reading
- all checks consistent
- File
- 19590124.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 24 | 0 | ||||
| 2 | C – 6 | 35 | 21E | ||||
| 3 | F – 51 | 13 | 18E | ||||
| 4 | I – 2 | 22 | 28E | ||||
| 5 | B – 3 | 22 | 47E | ||||
| 6 | I – 2 | 3 | 46E | ||||
| 7 | ? – 2 | 4 | 85E | ||||
| 8 | A – 4 | -6 | 23E | ||||
| 9 | A – 1 | -8 | 4E | ||||
| 10 | B – 7 | -13 | 11W | ||||
| 11 | C – 17 | 11 | 37W | ||||
| 12 | E – 30 | 18 | 33W | ||||
| 13 | F – 29 | 10 | 19W | ||||
| 14 | C – 16 | 19 | 14W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.