Daily Sunspot Evaluation
Observation Sheet Wednesday, 29 December 1965
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)
- 27
- Relative number (R)
- 67
- Observer
- SK
- Reading
- counts consistent, some coordinates doubtful
- File
- 19651229.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 3 | 9 | 15E | 130 | |||
| 2 | B – 4 | 12 | 35E | 110 | |||
| 3 | G – 5 | -2 | 25E | 120 | |||
| 4 | E – 15 | 11 | 50W | 20 ⚠ |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.