Daily Sunspot Evaluation
Observation Sheet Wednesday, 3 September 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)
- 16
- Number of spots (f)
- 125
- Relative number (R)
- 285
- Observer
- AB
- Reading
- all checks consistent
- File
- 19580903.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 3 | 18 | 7E | ||||
| 2 | ? – 1 | 18 | 85E | ||||
| 3 | B – 9 | 11 | 31E | ||||
| 4 | ? – 5 | -7 | 76E | ||||
| 5 | D – 5 | -14 | 68E | ||||
| 6 | C – 4 | -18 | 48E | ||||
| 7 | J – 1 | -26 | 52E | ||||
| 8 | J – 1 | -19 | 7W | ||||
| 9 | C – 14 | -9 | 25W | ||||
| 10 | F – 32 | -7 | 41W | ||||
| 11 | H – 1 | -9 | 52W | ||||
| 12 | F – 24 | 15 | 36W | ||||
| 13 | D – 8 | 27 | 34W | ||||
| 14 | D – 14 | 28 | 20W | ||||
| 15 | H – 1 | 35 | 13W | ||||
| 16 | A – 2 | 38 | 5W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.