Daily Sunspot Evaluation
Observation Sheet Wednesday, 29 July 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)
- 4
- Number of spots (f)
- 7
- Relative number (R)
- 47
- Observer
- HÇ0
- Reading
- all checks consistent
- File
- 19920729.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HS – 1 | 15 | 40E | 118 | 38E | 1.5 | 285 |
| 2 | HS – 2 | 17 | 54E | 104 | 52E | 2.5 | 286 |
| 3 | AX – 1 | -14 | 39W | 197 | 40W | - | 287 |
| 4 | CAO – 3 | -21 | 15E | 143 | 15E | 9 | 288 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.