Daily Sunspot Evaluation
Observation Sheet Wednesday, 7 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)
- 6
- Number of spots (f)
- 72
- Relative number (R)
- 132
- Observer
- ET
- Reading
- all checks consistent
- File
- 19560307.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | D – 23 | 0.84 | 16 | |
| 2 | B – 12 | 0.26 | 106 | |
| 3 | G – 13 | 0.59 | 219 | |
| 4 | J – 2 | 0.81 | 234 | |
| 5 | E – 14 | 0.81 | 286 | |
| 6 | C – 8 | 0.65 | 289 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.