Daily Sunspot Evaluation
Observation Sheet Saturday, 9 November 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)
- 8
- Number of spots (f)
- 28
- Relative number (R)
- 108
- Observer
- MÖ
- Reading
- all checks consistent
- File
- 19681109.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 18 | 18 | 33E | 347 | |||
| 2 | A – 1 | 19 | 65E | 315 | |||
| 3 | D – 4 | -13 | 68E | 312 | |||
| 4 | A – 1 | -21 | 36E | 344 | |||
| 5 | A – 1 | -22 | 25W | 45 | |||
| 6 | ? – 1 | -17 | 86W | 106 | |||
| 7 | A – 1 | -12 | 65W | 85 | |||
| 8 | J – 1 | 7 | 27W | 47 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.