Daily Sunspot Evaluation
Observation Sheet Thursday, 16 August 1956
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)
- 9
- Number of spots (f)
- 56
- Relative number (R)
- 146
- Observer
- AG
- Reading
- all checks consistent
- File
- 19560816.jpg
Sunspot groups
| No | Group (class – spots) | r | p | Margin no. |
|---|---|---|---|---|
| 1 | C – 7 | |||
| 2 | ? – 1 | |||
| 3 | C – 7 | |||
| 4 | H – 1 | |||
| 5 | A – 1 | |||
| 6 | A – 1 | |||
| 7 | F – 32 | |||
| 8 | H – 2 | |||
| 9 | B – 4 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.