Daily Sunspot Evaluation
Observation Sheet Saturday, 6 July 1968
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)
- 4
- Number of spots (f)
- 9
- Relative number (R)
- 49
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19680706.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | G – 5 | 11 | 64E | 181 | |||
| 2 | J – 2 | 8 | 85E | 160 | |||
| 3 | J – 1 | -17 | 63E | 182 | |||
| 4 | A – 1 | -20 | 5W | 250 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.