Daily Sunspot Evaluation
Observation Sheet Monday, 24 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)
- 31
- Relative number (R)
- 131
- Observer
- AG
- Reading
- all checks consistent
- File
- 19560924.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | C – 5 | 23 | 28E | ||||
| 2 | C – 8 | -15 | 57E | ||||
| 3 | H – 7 | -27 | 62E | ||||
| 4 | B – 3 | -17 | 35E | ||||
| 5 | C – 3 | -23 | 42W | ||||
| 6 | A – 1 | -15 | 71W | ||||
| 7 | J – 1 | 13 | 31W | ||||
| 8 | A – 1 | 26 | 72W | ||||
| 9 | J – 1 | 23 | 41W | ||||
| 10 | J – 1 | 26 | 20W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.