Daily Sunspot Evaluation
Observation Sheet Friday, 11 November 1955
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)
- 7
- Number of spots (f)
- 74
- Relative number (R)
- 144
- Observer
- WG
- Reading
- all checks consistent
- File
- 19551111.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | D – 4 | 0.44 | 40 | |
| 2 | F – 28 | 0.77 | 83 | |
| 3 | E – 27 | 0.69 | 162 | |
| 4 | B – 5 | 0.8 | 173 | |
| 5 | B – 4 | 0.55 | 253 | |
| 6 | C – 2 | 0.86 | 258 | |
| 7 | B – 4 | 0.87 | 317 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.