Daily Sunspot Evaluation
Observation Sheet Monday, 8 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)
- 10
- Number of spots (f)
- 115
- Relative number (R)
- 215
- Observer
- DK
- Reading
- all checks consistent
- File
- 19680108.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | E – 19 | 19 | 02°E | 97 | |||
| 2 | C – 6 | 9 | 20°E | 77 | |||
| 3 | A – 3 | 24 | 53°E | 40 | |||
| 4 | F – 43 | 11 | 35°E | 64 | |||
| 5 | ? – 5 | 20 | 70°E | 29 | |||
| 6 | A – 2 | -10 | 50°E | 45 | |||
| 7 | H – 2 | -25 | 40°E | 59 | |||
| 8 | D – 8 | -27 | 22°E | 77 | |||
| 9 | F – 20 | -24 | 09°E | 91 | |||
| 10 | D – 7 | -19 | 12°W | 111 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.