Daily Sunspot Evaluation
Observation Sheet Saturday, 10 October 1992
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)
- 50
- Relative number (R)
- 110
- Observer
- SG0
- Reading
- all checks consistent
- File
- 19921010.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DKO – 3 | 19 | 75W | 347 | 75W | 8 | 362 |
| 2 | CAO – 4 | 12 | 28W | 302 | 30W | 7 | 356 |
| 3 | BXO – 4 | -16 | 59W | 333 | 61W | 9 | 354 |
| 4 | DAO – 10 | -12 | 52W | 326 | 54W | 9 | 353 |
| 5 | DAI – 26 | -7 | 08W | 282 | 10W | 9.5 | 355 |
| 6 | BXO – 3 | -17 | 36E | 238 | 34E | 5.5 | 360 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.