Daily Sunspot Evaluation
Observation Sheet Sunday, 13 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)
- 6
- Number of spots (f)
- 109
- Relative number (R)
- 169
- Observer
- WG
- Reading
- all checks consistent
- File
- 19551113.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | F – 67 | 0.5 | 65 | |
| 2 | E – 9 | 0.95 | 91 | |
| 3 | B – 5 | 0.83 | 147 | |
| 4 | E – 25 | 0.54 | 191 | |
| 5 | A – 1 | 0.7 | 201 | |
| 6 | J – 2 | 0.52 | 345 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.