Daily Sunspot Evaluation
Observation Sheet Saturday, 6 January 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)
- 9
- Number of spots (f)
- 119
- Relative number (R)
- 209
- Observer
- LT
- Reading
- all checks consistent
- File
- 19680106.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 24 | 19 | 28E | 98 | |||
| 2 | E – 25 | 12 | 63E | 63 | |||
| 3 | J – 2 | -26 | 66E | 60 | |||
| 4 | F – 20 | -24 | 34E | 92 | |||
| 5 | D – 9 | -27 | 48E | 78 | |||
| 6 | E – 25 | -20 | 14E | 112 | |||
| 7 | A – 1 | -17 | 13W | 139 | |||
| 8 | E – 12 | -28 | 70W | 196 | |||
| 9 | J – 1 | -12 | 77W | 203 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.