Daily Sunspot Evaluation
Observation Sheet Thursday, 9 November 1961
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)
- 6
- Number of spots (f)
- 51
- Relative number (R)
- 111
- Observer
- KA
- Reading
- all checks consistent
- File
- 19611109.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 14 | 18 | 11E | ||||
| 2 | ? – 2 | 7 | 75E | ||||
| 3 | C – 11 | -6 | 23W | ||||
| 4 | B – 11 | 4 | 64W | ||||
| 5 | E – 8 | 9 | 78W | ||||
| 6 | B – 5 | 21 | 35W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.