Daily Sunspot Evaluation
Observation Sheet Saturday, 5 July 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)
- 11
- Number of spots (f)
- 167
- Relative number (R)
- 277
- Observer
- AB
- Reading
- all checks consistent
- File
- 19580705.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | F – 58 | 24 | 10E | ||||
| 2 | H – 17 | 26 | 28E | ||||
| 3 | D – 6 | 31 | 74E | ||||
| 4 | E – 17 | -23 | 30E | ||||
| 5 | C – 6 | -4 | 7E | ||||
| 6 | C – 4 | -17 | 13E | ||||
| 7 | E – 35 | 4 | 11W | ||||
| 8 | J – 1 | 10 | 75W | ||||
| 9 | J – 1 | 11 | 47W | ||||
| 10 | D – 9 | 11 | 25W | ||||
| 11 | G – 13 | 20 | 8W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.