Daily Sunspot Evaluation
Observation Sheet Friday, 22 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)
- 12
- Number of spots (f)
- 113
- Relative number (R)
- 233
- Observer
- AK
- Reading
- all checks consistent
- File
- 19590522.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 12 | 22 | 12E | ||||
| 2 | A – 3 | 9 | 21E | ||||
| 3 | B – 4 | 15 | 52E | ||||
| 4 | J – 2 | 11 | 43E | ||||
| 5 | C – 6 | 2 | 55E | ||||
| 6 | E – 21 | -15 | 61E | ||||
| 7 | C – 5 | -6 | 29W | ||||
| 8 | B – 9 | 10 | 60W | ||||
| 9 | ? – 1 | 20 | 85W | ||||
| 10 | E – 43 | 17 | 19W | ||||
| 11 | B – 3 | 23 | 22W | ||||
| 12 | B – 4 | 19 | 9W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.