Daily Sunspot Evaluation
Observation Sheet Wednesday, 29 April 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)
- 7
- Number of spots (f)
- 33
- Relative number (R)
- 103
- Observer
- TA
- Reading
- counts consistent, some coordinates doubtful
- File
- 19920429.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 4 | 11 | 30W | 313 | 33W | 7 | 177 |
| 2 | BXO – 2 | 8 | 12E | 271 | 09E | 5 | 178 |
| 3 | PX – 1 | -20 | 65W | 348 | 68W | - | 169 |
| 4 | HA – 12 | -6 | 03W | 286 | 05W | 4.5 | 176 |
| 5 | DAI – 12 | -8 | 14E | 261 ⚠ | 11E | 5.5 | 181 |
| 6 | AX – 1 | -5 | 05E | 258 ⚠ | 12E | - | 180 |
| 7 | ? – 1 | -10 | 34E | 209 ⚠ | 31E | - | 182 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.