Daily Sunspot Evaluation
Observation Sheet Friday, 30 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)
- 60
- Relative number (R)
- 170
- Observer
- FY
- Reading
- all checks consistent
- File
- 19591030.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 8 | 33 | 2E | ||||
| 2 | B – 4 | 23 | 40E | ||||
| 3 | J – 1 | 6 | 64E | ||||
| 4 | B – 5 | -17 | 38E | ||||
| 5 | D – 8 | -10 | 20W | ||||
| 6 | A – 1 | -9 | 29W | ||||
| 7 | B – 6 | -2 | 35W | ||||
| 8 | J – 2 | 6 | 30W | ||||
| 9 | C – 10 | 8 | 54W | ||||
| 10 | C – 6 | 10 | 20W | ||||
| 11 | C – 9 | 16 | 5W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.