Daily Sunspot Evaluation
Observation Sheet Friday, 30 April 1982
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)
- 31
- Relative number (R)
- 91
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19820430.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ? – 2 | 19 | 75W | 320 | 78W | 177 | |
| 2 | HSX – 1 | 6 | 69W | 314 | 72W | 2 | 172 |
| 3 | EHO – 5 | 13 | 68W | 313 | 71W | 14.5 | 171 |
| 4 | DJO – 4 | 23 | 46W | 291 | 49W | 10.5 | 170 |
| 5 | BXO – 2 | -12 | 58W | 303 | 61W | 4 | 186 |
| 6 | EEDKI – 17 | -18 | 29E | 216 | 26E | 10.5 | 183 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.