Daily Sunspot Evaluation
Observation Sheet Saturday, 29 March 1952
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)
- 5
- Number of spots (f)
- 45
- Relative number (R)
- 95
- Observer
- WG
- Reading
- all checks consistent
- File
- 19520329.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | C – 8 | 0.38 | 54 | |
| 2 | B – 9 | 0.34 | 103 | |
| 3 | C – 18 | 0.58 | 240 | |
| 4 | B – 8 | 0.33 | 249 | |
| 5 | A – 2 | 0.76 | 259 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.