Daily Sunspot Evaluation
Observation Sheet Friday, 23 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)
- 212
- Relative number (R)
- 352
- Observer
- AK
- Reading
- all checks consistent
- File
- 19590123.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 11 | 9E | ||||
| 2 | B – 2 | 28 | 21E | ||||
| 3 | D – 5 | 35 | 34E | ||||
| 4 | J – 2 | 21 | 41E | ||||
| 5 | E – 47 | 13 | 29E | ||||
| 6 | J – 2 | 2 | 59E | ||||
| 7 | C – 14 | -6 | 33E | ||||
| 8 | B – 10 | -12 | 3E | ||||
| 9 | B – 3 | -11 | 9W | ||||
| 10 | E – 27 | 11 | 29W | ||||
| 11 | A – 2 | 11 | 17W | ||||
| 12 | E – 34 | 18 | 20W | ||||
| 13 | F – 47 | 10 | 5W | ||||
| 14 | C – 16 | 19 | 3W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.