Daily Sunspot Evaluation
Observation Sheet Saturday, 12 November 1966
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)
- 35
- Relative number (R)
- 75
- Observer
- SB
- Reading
- counts consistent, some coordinates doubtful
- File
- 19661112.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 14 | 15 | 14E | 204 ⚠ | |||
| 2 | F – 7 | 5 | 10E | 253 | |||
| 3 | C – 10 | 15 | 23W | 291 | |||
| 4 | J – 4 | 34 | 32W | 300 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.