Daily Sunspot Evaluation
Observation Sheet Wednesday, 3 June 1970
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)
- 7
- Number of spots (f)
- 25
- Relative number (R)
- 95
- Observer
- SK
- Reading
- all checks consistent
- File
- 19700603.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | -10 | 43E | 2 | |||
| 2 | J – 1 | -20 | 19W | 64 | |||
| 3 | J – 1 | -13 | 14W | 59 | |||
| 4 | J – 2 | -9 | 25W | 70 | |||
| 5 | G – 9 | 8 | 46W | 91 | |||
| 6 | A – 8 | 10 | 40W | 85 | |||
| 7 | ? – 2 | 18 | 78W | 123 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.