Daily Sunspot Evaluation
Observation Sheet Monday, 15 August 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)
- 5
- Number of spots (f)
- 14
- Relative number (R)
- 64
- Observer
- AK
- Reading
- all checks consistent
- File
- 19550815.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | A – 2 | 0.6 | 219 | |
| 2 | G – 5 | 0.89 | 257 | |
| 3 | H – 2 | 0.9 | 300 | |
| 4 | J – 2 | 0.38 | 329 | |
| 5 | A – 3 | 0.31 | 352 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.