Daily Sunspot Evaluation
Observation Sheet Tuesday, 12 January 1982
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)
- 20
- Relative number (R)
- 80
- Observer
- GT
- Reading
- all checks consistent
- File
- 19820112.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 2 | -13 | 70W | 297 | 72W | - | 12 |
| 2 | DAO – 10 | -15 | 60W | 287 | 62W | 11 | 16 |
| 3 | ARX – 2 | -35 | 47W | 274 | 49W | 1.5 | 11 |
| 4 | HHX – 1 | -14 | 45W | 272 | 47W | 3 | 10 |
| 5 | ARX – 3 | -8 | 59E | 168 | 57E | 2 | 14 |
| 6 | ARX – 2 | -11 | 61E | 166 | 59E | 2 | 18 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.