Daily Sunspot Evaluation
Observation Sheet Tuesday, 5 July 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)
- 4
- Number of spots (f)
- 21
- Relative number (R)
- 61
- Observer
- AK
- Reading
- all checks consistent
- File
- 19550705.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | C – 6 | 0.54 | 29 | |
| 2 | A – 1 | 0.38 | 50 | |
| 3 | A – 6 | 0.95 | 64 | |
| 4 | H – 8 | 0.59 | 185 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.