Daily Sunspot Evaluation
Observation Sheet Sunday, 9 June 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)
- 14
- Relative number (R)
- 54
- Observer
- AA
- Reading
- all checks consistent
- File
- 19630609.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 8 | 13 | 36E | ||||
| 2 | J – 1 | 3 | 65E | ||||
| 3 | JH – 1 | -9 | 20E | ||||
| 4 | G – 4 | -12 | 3W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.