Daily Sunspot Evaluation
Observation Sheet Monday, 14 August 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)
- 42
- Relative number (R)
- 102
- Observer
- PO
- Reading
- all checks consistent
- File
- 19610814.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 11 | 16 | 1E | ||||
| 2 | E – 9 | 9 | 25E | ||||
| 3 | C – 4 | 3 | 57E | ||||
| 4 | B – 6 | 0 | 24E | ||||
| 5 | B – 4 | -6 | 3E | ||||
| 6 | B – 8 | 15 | 72W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.