Daily Sunspot Evaluation
Observation Sheet Wednesday, 11 July 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)
- 76
- Relative number (R)
- 196
- Observer
- MH
- Reading
- all checks consistent
- File
- 19560711.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 8 | 33 | 50E | ||||
| 2 | C – 20 | 14 | 14E | ||||
| 3 | D – 19 | 19 | 37E | ||||
| 4 | ? – 3 | 14 | 76E | ||||
| 5 | A – 1 | -13 | 70E | ||||
| 6 | H – 3 | -21 | 12W | ||||
| 7 | A – 1 | -27 | 61W | ||||
| 8 | A – 1 | -24 | 78W | ||||
| 9 | C – 3 | 23 | 47W | ||||
| 10 | A – 1 | 21 | 37W | ||||
| 11 | E – 13 | 19 | 21W | ||||
| 12 | C – 3 | 25 | 8W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.