Daily Sunspot Evaluation
Observation Sheet Sunday, 22 June 1958
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)
- 10
- Number of spots (f)
- 90
- Relative number (R)
- 190
- Observer
- FY
- Reading
- all checks consistent
- File
- 19580622.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 18 | 2E | ||||
| 2 | J – 3 | 22 | 12E | ||||
| 3 | A – 1 | 25 | 46E | ||||
| 4 | E – 35 | 13 | 32E | ||||
| 5 | ? – 1 | 17 | 79E | ||||
| 6 | E – 32 | -13 | 50E | ||||
| 7 | C – 2 | -26 | 44W | ||||
| 8 | D – 5 | 7 | 40W | ||||
| 9 | G – 7 | 14 | 57W | ||||
| 10 | C – 3 | 7 | 4W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.