Daily Sunspot Evaluation
Observation Sheet Friday, 8 August 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)
- 104
- Relative number (R)
- 244
- Observer
- FY
- Reading
- all checks consistent
- File
- 19580808.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 2 | 17 | 45E | ||||
| 2 | D – 16 | -13 | 56E | ||||
| 3 | C – 2 | -24 | 41E | ||||
| 4 | H – 8 | -12 | 12E | ||||
| 5 | B – 4 | -15 | 4W | ||||
| 6 | D – 12 | -13 | 15W | ||||
| 7 | C – 7 | -10 | 66W | ||||
| 8 | D – 5 | -5 | 58W | ||||
| 9 | J – 2 | 23 | 76W | ||||
| 10 | D – 7 | 24 | 61W | ||||
| 11 | D – 12 | 24 | 46W | ||||
| 12 | A – 2 | 19 | 20W | ||||
| 13 | B – 6 | 41 | 25W | ||||
| 14 | E – 19 | 21 | 1W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.