Daily Sunspot Evaluation
Observation Sheet Saturday, 14 September 1963
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)
- 4
- Number of spots (f)
- 20
- Relative number (R)
- 60
- Observer
- AÖ
- Reading
- all checks consistent
- File
- 19630914.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 5 | 14 | 10E | ||||
| 2 | J – 1 | 6 | 13E | ||||
| 3 | E – 13 | -8 | 23E | ||||
| 4 | R – 1 | -5 | 13E |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.