Daily Sunspot Evaluation
Observation Sheet Saturday, 22 August 1959
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)
- 12
- Number of spots (f)
- 134
- Relative number (R)
- 254
- Observer
- AB
- Reading
- all checks consistent
- File
- 19590822.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 3 | 12 | 3E | ||||
| 2 | A – 3 | 24 | 68E | ||||
| 3 | F – 48 | 16 | 39E | ||||
| 4 | C – 9 | 17 | 62E | ||||
| 5 | ? – 1 | 7 | 80E | ||||
| 6 | ? – 2 | -11 | 88E | ||||
| 7 | C – 12 | -24 | 12W | ||||
| 8 | A – 1 | -8 | 22W | ||||
| 9 | F – 40 | 6 | 31W | ||||
| 10 | ? – 3 | 12 | 78W | ||||
| 11 | A – 4 | 21 | 46W | ||||
| 12 | B – 8 | 30 | 3W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.