Daily Sunspot Evaluation
Observation Sheet Monday, 10 December 1956
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)
- 12
- Number of spots (f)
- 106
- Relative number (R)
- 226
- Observer
- WG
- Reading
- all checks consistent
- File
- 19561210.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 27 | 14E | ||||
| 2 | A – 2 | 27 | 44E | ||||
| 3 | A – 4 | -10 | 36E | ||||
| 4 | A – 3 | -11 | 27E | ||||
| 5 | C – 25 | -25 | 40E | ||||
| 6 | A – 1 | -24 | 11E | ||||
| 7 | J – 2 | -16 | 8E | ||||
| 8 | F – 41 | -19 | 5W | ||||
| 9 | J – 2 | -25 | 28W | ||||
| 10 | B – 3 | -17 | 66W | ||||
| 11 | B – 7 | 21 | 35W | ||||
| 12 | E – 15 | 27 | 33W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.