Daily Sunspot Evaluation
Observation Sheet Wednesday, 26 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)
- 11
- Number of spots (f)
- 45
- Relative number (R)
- 155
- Observer
- MH
- Reading
- all checks consistent
- File
- 19560926.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | J – 1 | 22 | 5 | |
| 2 | A – 1 | 33 | 66 | |
| 3 | J – 3 | 20 | 65 | |
| 4 | B – 3 | -26 | 63 | |
| 5 | C – 4 | -15 | 32 | |
| 6 | E – 24 | -28 | 41 | |
| 7 | A – 4 | -14 | 40 | |
| 8 | J – 1 | -22 | 66 | |
| 9 | J – 1 | 13 | 57 | |
| 10 | A – 2 | 22 | 66 | |
| 11 | J – 1 | 26 | 44 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.