Daily Sunspot Evaluation
Observation Sheet Saturday, 3 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)
- 18
- Number of spots (f)
- 106
- Relative number (R)
- 286
- Observer
- AB
- Reading
- all checks consistent
- File
- 19590103.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 22 | 8E | ||||
| 2 | H – 1 | 33 | 47E | ||||
| 3 | B – 7 | 12 | 29E | ||||
| 4 | F – 23 | 18 | 52E | ||||
| 5 | C – 4 | -9 | 61E | ||||
| 6 | ? – 1 | -12 | 85E | ||||
| 7 | D – 6 | -15 | 44E | ||||
| 8 | A – 1 | -24 | 47E | ||||
| 9 | C – 15 | -16 | 9E | ||||
| 10 | E – 9 | -16 | 2W | ||||
| 11 | B – 6 | -29 | 38W | ||||
| 12 | ? – 5 | -13 | 85W | ||||
| 13 | H – 1 | -5 | 30W | ||||
| 14 | H – 1 | 7 | 50W | ||||
| 15 | C – 7 | 10 | 63W | ||||
| 16 | ? – 2 | 18 | 75W | ||||
| 17 | B – 7 | 21 | 64W | ||||
| 18 | D – 8 | 22 | 42W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.