Daily Sunspot Evaluation
Observation Sheet Monday, 25 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)
- 11
- Number of spots (f)
- 114
- Relative number (R)
- 224
- Observer
- SG
- Reading
- all checks consistent
- File
- 19580825.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 21 | 80E | ||||
| 2 | C – 17 | 9 | 10E | ||||
| 3 | C – 6 | 9 | 25E | ||||
| 4 | H – 1 | -11 | 67E | ||||
| 5 | J – 1 | -8 | 30E | ||||
| 6 | C – 26 | -18 | 19W | ||||
| 7 | H – 6 | -15 | 49W | ||||
| 8 | E – 29 | 18 | 45W | ||||
| 9 | D – 25 | 21 | 30W | ||||
| 10 | A – 1 | 20 | 16W | ||||
| 11 | A – 1 | 23 | 1W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.