Daily Sunspot Evaluation
Observation Sheet Sunday, 3 February 1985
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)
- 14
- Relative number (R)
- 34
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19850203.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 6 | 16 | 36W | 268 | 38W | 7.25 | |
| 2 | CAE – 8 | -15 | 32W | 264 | 34W | 3.5 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.