Daily Sunspot Evaluation
Observation Sheet Saturday, 16 June 1962
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)
- 3
- Number of spots (f)
- 37
- Relative number (R)
- 67
- Observer
- PO
- Reading
- all checks consistent
- File
- 19620616.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 12 | 10 | 2E | ||||
| 2 | B – 6 | -11 | 21W | C19 | |||
| 3 | C – 19 | 3 | 4W | B6 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.