Daily Sunspot Evaluation
Observation Sheet Saturday, 29 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)
- 8
- Number of spots (f)
- 36
- Relative number (R)
- 116
- Observer
- FY
- Reading
- all checks consistent
- File
- 19560929.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 33 | 29E | ||||
| 2 | A – 1 | 39 | 71E | ||||
| 3 | A – 3 | 32 | 54E | ||||
| 4 | H – 4 | 20 | 26E | ||||
| 5 | C – 19 | -28 | 4E | ||||
| 6 | C – 5 | -14 | 9W | ||||
| 7 | J – 1 | 22 | 35W | ||||
| 8 | A – 1 | 44 | 28W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.