Daily Sunspot Evaluation
Observation Sheet Sunday, 2 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)
- 11
- Number of spots (f)
- 78
- Relative number (R)
- 188
- Observer
- MH
- Reading
- all checks consistent
- File
- 19570602.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 1 | 15 | 75E | ||||
| 2 | H – 4 | 12 | 65E | ||||
| 3 | ? – 4 | -18 | 80E | ||||
| 4 | J – 1 | -24 | 70E | ||||
| 5 | J – 2 | -27 | 65E | ||||
| 6 | H – 10 | -17 | 28E | ||||
| 7 | E – 39 | -17 | 0 | ||||
| 8 | J – 3 | -23 | 7W | ||||
| 9 | B – 4 | -23 | 31W | ||||
| 10 | C – 9 | -23 | 46W | ||||
| 11 | J – 1 | 22 | 76W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.