Daily Sunspot Evaluation
Observation Sheet Sunday, 9 August 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)
- 73
- Relative number (R)
- 133
- Observer
- NA
- Reading
- all checks consistent
- File
- 19920809.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAC – 20 | -5 | 51W | 64 | 54W | 29 | 291 |
| 2 | DAO – 10 | -19 | 49W | 62 | 52W | 8 | 300 |
| 3 | AX – 1 | -12 | 38W | 51 | 41W | - | 301 |
| 4 | BAO – 8 | -18 | 17W | 30 | 20W | 11 | 295 |
| 5 | EKO – 32 | -12 | 14W | 27 | 17W | 11 | 297 |
| 6 | HA – 2 | -16 | 64E | 309 | 61E | 25 | 295 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.