Daily Sunspot Evaluation
Observation Sheet Friday, 23 October 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)
- 98
- Relative number (R)
- 208
- Observer
- FY
- Reading
- all checks consistent
- File
- 19591023.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 48 | 7 | 41E | ||||
| 2 | J – 1 | 6 | 64E | ||||
| 3 | C – 7 | -9 | 69E | ||||
| 4 | B – 7 | -12 | 10W | ||||
| 5 | A – 3 | -10 | 20W | ||||
| 6 | C – 14 | -11 | 31W | ||||
| 7 | H – 6 | -1 | 25W | ||||
| 8 | A – 1 | -3 | 42W | ||||
| 9 | H – 8 | 4 | 8W | ||||
| 10 | A – 1 | 6 | 26W | ||||
| 11 | ? – 2 | 6 | 77W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.