Daily Sunspot Evaluation
Observation Sheet Saturday, 1 September 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)
- 132
- Relative number (R)
- 232
- Observer
- ET
- Reading
- all checks consistent
- File
- 19560901.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 45 | 18 | 6E | ||||
| 2 | C – 30 | 33 | 20E | ||||
| 3 | H – 4 | 15 | 17E | ||||
| 4 | A – 1 | 19 | 53E | ||||
| 5 | B – 6 | -27 | 10E | ||||
| 6 | E – 28 | -28 | 2W | ||||
| 7 | C – 5 | -23 | 50W | ||||
| 8 | A – 1 | 25 | 51W | ||||
| 9 | B – 11 | 22 | 17W | ||||
| 10 | A – 1 | 18 | 6W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.