Daily Sunspot Evaluation
Observation Sheet Friday, 13 November 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)
- 8
- Number of spots (f)
- 106
- Relative number (R)
- 186
- Observer
- FY
- Reading
- all checks consistent
- File
- 19591113.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 22 | 19 | 9E | ||||
| 2 | J – 2 | 8 | 4E | ||||
| 3 | ? – 1 | 14 | 80E | ||||
| 4 | A – 2 | 5 | 46E | ||||
| 5 | D – 21 | -16 | 2W | ||||
| 6 | E – 48 | -18 | 29W | ||||
| 7 | J – 1 | -7 | 16W | ||||
| 8 | G – 9 | 7 | 12W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.