Daily Sunspot Evaluation
Observation Sheet Tuesday, 6 June 1978
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)
- 3
- Number of spots (f)
- 24
- Relative number (R)
- 54
- Observer
- GA
- Reading
- all checks consistent
- File
- 19780606.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 1 | 18 | 34E | 285 | 31E | ||
| 2 | G – 14 | -27 | 48W | 7 | 51W | ||
| 3 | ? – 9 | 22 | 77W | 36 | 80W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.