Daily Sunspot Evaluation
Observation Sheet Monday, 16 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)
- 14
- Number of spots (f)
- 41
- Relative number (R)
- 181
- Observer
- AK
- Reading
- all checks consistent
- File
- 19560716.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 1 | 26 | 14E | ||||
| 2 | C – 5 | 16 | 8E | ||||
| 3 | B – 3 | 26 | 30E | ||||
| 4 | J – 1 | -15 | 57E | ||||
| 5 | ? – 1 | -20 | 76E | ||||
| 6 | A – 1 | -12 | 7E | ||||
| 7 | ? – 1 | -21 | 77E | ||||
| 8 | C – 6 | 15 | 52W | ||||
| 9 | A – 3 | 17 | 68W | ||||
| 10 | ? – 3 | 21 | 88W | ||||
| 11 | C – 5 | 18 | 33W | ||||
| 12 | A – 1 | 24 | 57W | ||||
| 13 | B – 5 | 21 | 23W | ||||
| 14 | B – 5 | 33 | 14W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.