Daily Sunspot Evaluation
Observation Sheet Monday, 14 December 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)
- 6
- Number of spots (f)
- 41
- Relative number (R)
- 101
- Observer
- AB
- Reading
- all checks consistent
- File
- 19591214.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | F – 25 | 20 | 13E | ||||
| 2 | G – 5 | 8 | 35E | ||||
| 3 | H – 2 | -2 | 36E | ||||
| 4 | J – 1 | 7 | 67W | ||||
| 5 | D – 7 | 6 | 37W | ||||
| 6 | A – 1 | 26 | 47W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.