Daily Sunspot Evaluation
Observation Sheet Sunday, 29 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)
- 10
- Number of spots (f)
- 56
- Relative number (R)
- 156
- Observer
- MH
- Reading
- all checks consistent
- File
- 19560729.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 11 | 27 | 25E | ||||
| 2 | ? – 1 | 23 | 71E | ||||
| 3 | B – 4 | -15 | 47E | ||||
| 4 | A – 2 | -27 | 65E | ||||
| 5 | D – 6 | -27 | 50E | ||||
| 6 | J – 2 | -24 | 36E | ||||
| 7 | B – 6 | -33 | 50E | ||||
| 8 | E – 18 | -22 | 26W | ||||
| 9 | A – 3 | 22 | 58W | ||||
| 10 | C – 3 | 27 | 50W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.