Daily Sunspot Evaluation
Observation Sheet Thursday, 6 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)
- 10
- Number of spots (f)
- 73
- Relative number (R)
- 173
- Observer
- MH
- Reading
- all checks consistent
- File
- 19561206.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 11 | 24 | 18E | ||||
| 2 | C – 2 | -17 | 60E | ||||
| 3 | E – 18 | -19 | 48E | ||||
| 4 | C – 9 | -18 | 36E | ||||
| 5 | D – 12 | -24 | 48E | ||||
| 6 | H – 2 | -26 | 23E | ||||
| 7 | C – 10 | -17 | 11W | ||||
| 8 | A – 1 | -15 | 7W | ||||
| 9 | C – 7 | 22 | 62W | ||||
| 10 | J – 1 | 24 | 34W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.