Daily Sunspot Evaluation
Observation Sheet Tuesday, 11 January 1983
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)
- 6
- Number of spots (f)
- 14
- Relative number (R)
- 74
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19830111.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 5 | -11 | 31W | 133 | 32W | 6 | 12 |
| 2 | HBX – 1 | -4 | 17W | 119 | 18W | 0.5 | 15 |
| 3 | HSX – 1 | -8 | 04E | 98 | 03E | 1 | 14 |
| 4 | HSX – 1 | -17 | 71E | 31 | 70E | 1.5 | 16 |
| 5 | ARX – 1 | -15 | 35W | 137 | 36W | 0.25 | 17 |
| 6 | HAX – 5 | -16 | 31W | 133 | 32W | 18 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.