Daily Sunspot Evaluation
Observation Sheet Saturday, 1 June 1957
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)
- 10
- Number of spots (f)
- 70
- Relative number (R)
- 170
- Observer
- WG
- Reading
- all checks consistent
- File
- 19570601.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 14 | 79E | ||||
| 2 | H – 15 | -17 | 43E | ||||
| 3 | ? – 2 | -26 | 85E | ||||
| 4 | C – 26 | -18 | 14E | ||||
| 5 | H – 5 | -24 | 7E | ||||
| 6 | A – 4 | -23 | 17W | ||||
| 7 | H – 12 | -28 | 32W | ||||
| 8 | ? – 1 | -10 | 85W | ||||
| 9 | B – 3 | 20 | 75W | ||||
| 10 | H – 1 | 22 | 61W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.