Daily Sunspot Evaluation
Observation Sheet Saturday, 23 June 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)
- 91
- Relative number (R)
- 191
- Observer
- WG
- Reading
- all checks consistent
- File
- 19560623.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | J – 1 | 0.91 | 101 | |
| 2 | A – 1 | 0.93 | 107 | |
| 3 | ? – 1 | 0.98 | 115 | |
| 4 | A – 1 | 0.32 | 178 | |
| 5 | A – 1 | 0.56 | 202 | |
| 6 | D – 31 | 0.56 | 225 | |
| 7 | J – 1 | 0.85 | 232 | |
| 8 | E – 37 | 0.64 | 281 | |
| 9 | D – 14 | 0.73 | 290 | |
| 10 | ? – 3 | 0.98 | 296 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.