Daily Sunspot Evaluation
Observation Sheet Tuesday, 6 November 1951
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)
- 5
- Number of spots (f)
- 21
- Relative number (R)
- 71
- Observer
- AK
- Reading
- all checks consistent
- File
- 19511106.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | A – 1 | 1.52 | 82 | |
| 2 | C – 8 | 2.48 | 123 | |
| 3 | H – 5 | 2.52 | 134 | |
| 4 | D – 6 | 2.8 | 279 | |
| 5 | A – 1 | 2.96 | 306 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.