Daily Sunspot Evaluation
Observation Sheet Thursday, 1 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)
- 10
- Number of spots (f)
- 82
- Relative number (R)
- 182
- Observer
- AK
- Reading
- all checks consistent
- File
- 19560301.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | C – 12 | 0.73 | 24 | |
| 2 | ? – 1 | 0.98 | 34 | |
| 3 | C – 4 | 0.44 | 92 | |
| 4 | E – 31 | 0.72 | 94 | |
| 5 | A – 5 | 0.39 | 197 | |
| 6 | A – 2 | 0.81 | 224 | |
| 7 | D – 15 | 0.84 | 274 | |
| 8 | H – 2 | 0.95 | 277 | |
| 9 | A – 2 | 0.85 | 284 | |
| 10 | B – 8 | 0.5 | 336 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.