Daily Sunspot Evaluation
Observation Sheet Tuesday, 30 October 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)
- 70
- Relative number (R)
- 170
- Observer
- ET
- Reading
- all checks consistent
- File
- 19561030.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 9 | 20 | 48E | ||||
| 2 | D – 14 | -13 | 61E | ||||
| 3 | C – 6 | -17 | 48E | ||||
| 4 | B – 2 | -22 | 49E | ||||
| 5 | G – 6 | -18 | 8W | ||||
| 6 | D – 21 | -31 | 15W | ||||
| 7 | G – 2 | -29 | 31W | ||||
| 8 | C – 6 | 12 | 20W | ||||
| 9 | A – 2 | 15 | 58W | ||||
| 10 | A – 2 | 25 | 44W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.