Daily Sunspot Evaluation
Observation Sheet Wednesday, 14 January 1970
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)
- 71
- Relative number (R)
- 161
- Observer
- SK
- Reading
- all checks consistent
- File
- 19700114.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | B – 4 | 14 | 35E | 57 | |||
| 2 | H – 9 | -6 | 63E | 29 | |||
| 3 | E – 12 | -10 | 42E | 50 | |||
| 4 | ? – 1 | -11 | 82E | 10 | |||
| 5 | C – 12 | -11 | 17E | 75 | |||
| 6 | G – 5 | -15 | 39E | 53 | |||
| 7 | E – 22 | -11 | 05W | 97 | 1 | ||
| 8 | C – 4 | -19 | 02W | 94 | |||
| 9 | ? – 2 | -31 | 79W | 171 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.