Daily Sunspot Evaluation
Observation Sheet Saturday, 31 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)
- 51
- Relative number (R)
- 111
- Observer
- HE
- Reading
- all checks consistent
- File
- 19921031.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HR – 4 | 15 | 08E | 350 | 05E | 1 | 371 |
| 2 | EK – 13 | -25 | 74W | 72 | 77W | 12 | 375 |
| 3 | HH – 7 | -10 | 49W | 47 | 52W | 5 | 372 |
| 4 | DAO – 16 | -15 | 17W | 15 | 20W | 10 | 374 |
| 5 | CSO – 10 | -6 | 15E | 343 | 12E | 7 | 373 |
| 6 | HA – 1 | -16 | 22E | 336 | 19E | 2 | 380 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.