Daily Sunspot Evaluation
Observation Sheet Friday, 29 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)
- 123
- Relative number (R)
- 263
- Observer
- ET
- Reading
- all checks consistent
- File
- 19580829.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 24 | 27 | 30E | ||||
| 2 | A – 5 | 26 | 47E | ||||
| 3 | B – 15 | 16 | 32E | ||||
| 4 | J – 1 | 18 | 71E | ||||
| 5 | J – 1 | -19 | 59E | ||||
| 6 | A – 1 | -23 | 51E | ||||
| 7 | E – 43 | -8 | 30E | ||||
| 8 | H – 3 | -10 | 15E | ||||
| 9 | B – 9 | -5 | 10W | ||||
| 10 | ? – 7 | -17 | 71W | ||||
| 11 | B – 5 | 5 | 26W | ||||
| 12 | A – 2 | 11 | 17W | ||||
| 13 | A – 2 | 10 | 33W | ||||
| 14 | ? – 5 | 22 | 80W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.