Daily Sunspot Evaluation
Observation Sheet Wednesday, 25 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)
- 14
- Number of spots (f)
- 119
- Relative number (R)
- 259
- Observer
- SG
- Reading
- all checks consistent
- File
- 19580625.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 27 | 15E | ||||
| 2 | B – 4 | 16 | 35E | ||||
| 3 | J – 3 | 12 | 67E | ||||
| 4 | C – 11 | 7 | 58E | ||||
| 5 | C – 5 | -7 | 56EE | ||||
| 6 | E – 25 | -20 | 51EEEE | ||||
| 7 | B – 5 | -14 | 26E | ||||
| 8 | A – 2 | -20 | 22E | ||||
| 9 | B – 12 | -11 | 9EE | ||||
| 10 | B – 4 | -17 | 13E | ||||
| 11 | A – 1 | -15 | 27W | ||||
| 12 | J – 1 | 6 | 46W | ||||
| 13 | A – 2 | 19 | 21W | ||||
| 14 | E – 43 | 14 | 7WEE |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.