Daily Sunspot Evaluation
Observation Sheet Monday, 9 February 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)
- 7
- Number of spots (f)
- 45
- Relative number (R)
- 115
- Observer
- KA
- Reading
- all checks consistent
- File
- 19590209.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 8 | 23 | 5E | ||||
| 2 | H – 2 | 30 | 16E | ||||
| 3 | E – 22 | 19 | 13E | ||||
| 4 | A – 1 | 24 | 51E | ||||
| 5 | B – 7 | 8 | 66W | ||||
| 6 | A – 1 | 16 | 33W | ||||
| 7 | C – 4 | 8 | 15W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.