Daily Sunspot Evaluation
Observation Sheet Saturday, 23 May 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)
- 11
- Number of spots (f)
- 53
- Relative number (R)
- 163
- Observer
- AB
- Reading
- all checks consistent
- File
- 19590523.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 23 | 1E | 3456 | |||
| 2 | A – 2 | 22 | 69E | ||||
| 3 | B – 2 | 14 | 36E | ||||
| 4 | J – 1 | 11 | 28E | ||||
| 5 | H – 1 | 2 | 35E | ||||
| 6 | O – 22 | -15 | 45E | ||||
| 7 | E – 16 | 16 | 34W | ||||
| 8 | C – 3 | 21 | 35W | ||||
| 9 | A – 1 | 29 | 40W | ||||
| 10 | A – 2 | 22 | 11W | ||||
| 11 | A – 1 | 25 | 8W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.