Daily Sunspot Evaluation
Observation Sheet Saturday, 19 March 1960
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)
- 50
- Relative number (R)
- 110
- Observer
- SG
- Reading
- all checks consistent
- File
- 19600319.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 5 | 23 | 61E | ||||
| 2 | J – 2 | 6 | 30E | ||||
| 3 | D – 25 | -10 | 2E | ||||
| 4 | C – 5 | 6 | 59W | ||||
| 5 | A – 1 | 4 | 22W | ||||
| 6 | C – 12 | 21 | 23W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.