Daily Sunspot Evaluation
Observation Sheet Sunday, 12 September 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)
- 7
- Number of spots (f)
- 35
- Relative number (R)
- 105
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19820912.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HAX – 1 | 12 | 79W | 338 | 82W | 2 | 335 |
| 2 | CSO – 2 | 5 | 30W | 289 | 33W | 4 | 341 |
| 3 | BRO – 2 | -13 | 36W | 295 | 39W | 3 | 347 |
| 4 | HHX – 1 | -10 | 10W | 269 | 13W | 4 | 349 |
| 5 | DAI – 12 | -23 | 03W | 262 | 06W | 7.5 | 351 |
| 6 | HRX – 1 | -10 | 47E | 212 | 44E | 1 | 350 |
| 7 | DAI – 16 | -14 | 47E | 212 | 44E | 10 | 349 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.