Daily Sunspot Evaluation
Observation Sheet Sunday, 6 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)
- 9
- Number of spots (f)
- 64
- Relative number (R)
- 154
- Observer
- FY
- Reading
- all checks consistent
- File
- 19560506.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | A – 1 | 0.63 | 15 | |
| 2 | D – 15 | 0.52 | 23 | |
| 3 | J – 2 | 0.71 | 25 | |
| 4 | ? – 2 | 0.95 | 86 | |
| 5 | J – 1 | 0.29 | 182 | |
| 6 | D – 5 | 0.82 | 217 | |
| 7 | A – 3 | 0.71 | 228 | |
| 8 | A – 1 | 0.48 | 328 | |
| 9 | E – 34 | 0.36 | 345 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.