Daily Sunspot Evaluation
Observation Sheet Tuesday, 1 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)
- 7
- Number of spots (f)
- 46
- Relative number (R)
- 116
- Observer
- WG
- Reading
- all checks consistent
- File
- 19560501.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | A – 3 | 0.94 | 40 | |
| 2 | E – 6 | 0.97 | 48 | |
| 3 | D – 7 | 0.88 | 86 | |
| 4 | B – 11 | 0.4 | 98 | |
| 5 | D – 17 | 0.6 | 228 | |
| 6 | ? – 1 | 0.99 | 262 | |
| 7 | J – 1 | 0.7 | 285 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.