Daily Sunspot Evaluation
Observation Sheet Saturday, 26 May 1951
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)
- 6
- Number of spots (f)
- 44
- Relative number (R)
- 104
- Observer
- WG
- Reading
- all checks consistent
- File
- 19510526.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | J – 2 | 0.92 | 58 | |
| 2 | H – 7 | 0.47 | 115 | |
| 3 | J – 2 | 0.88 | 235 | |
| 4 | A – 1 | 0.8 | 236 | |
| 5 | C – 2 | 0.34 | 237 | |
| 6 | F – 30 | 0.78 | 276 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.