Daily Sunspot Evaluation
Observation Sheet Sunday, 25 March 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)
- 38
- Relative number (R)
- 128
- Observer
- MH
- Reading
- all checks consistent
- File
- 19560325.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | A – 1 | 0.69 | 21 | |
| 2 | A – 1 | 0.88 | 30 | |
| 3 | J – 1 | 0.91 | 79 | |
| 4 | C – 5 | 0.68 | 92 | |
| 5 | C – 14 | 0.49 | 116 | |
| 6 | B – 3 | 0.56 | 209 | |
| 7 | D – 10 | 0.84 | 272 | |
| 8 | A – 1 | 0.49 | 296 | |
| 9 | H – 2 | 0.63 | 335 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.