Daily Sunspot Evaluation
Observation Sheet Monday, 7 May 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)
- 111
- Relative number (R)
- 221
- Observer
- KA
- Reading
- all checks consistent
- File
- 19560507.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | C – 17 | 0.45 | 12 | |
| 2 | H – 3 | 0.61 | 14 | |
| 3 | J – 2 | 0.86 | 86 | |
| 4 | C – 4 | 0.94 | 87 | |
| 5 | ? – 3 | 0.96 | 97 | |
| 6 | A – 1 | 0.62 | 106 | |
| 7 | H – 3 | 0.41 | 205 | |
| 8 | C – 4 | 0.94 | 219 | |
| 9 | F – 68 | 0.37 | 315 | |
| 10 | A – 1 | 0.62 | 318 | |
| 11 | C – 5 | 0.38 | 354 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.