Daily Sunspot Evaluation
Observation Sheet Sunday, 24 January 1960
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)
- 9
- Number of spots (f)
- 54
- Relative number (R)
- 144
- Observer
- KA
- Reading
- all checks consistent
- File
- 19600124.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 10 | 21 | 44E | ||||
| 2 | D – 9 | 10 | 45E | ||||
| 3 | F – 12 | 8 | 68E | ||||
| 4 | J – 1 | -8 | 24E | ||||
| 5 | A – 5 | 9 | 71W | ||||
| 6 | A – 3 | 12 | 56W | ||||
| 7 | A – 1 | 4 | 28W | ||||
| 8 | C – 10 | 27 | 34W | ||||
| 9 | H – 3 | 14 | 19W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.