Daily Sunspot Evaluation
Observation Sheet Saturday, 8 December 1984
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)
- 2
- Number of spots (f)
- 6
- Relative number (R)
- 26
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19841208.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAI – 4 | -4 | 02W | 265 | 09W | 2.5 2.5 | 190 |
| 2 | ARX – 2 | -10 | 30E | 233 | 28E | 1 1 | 191 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.