Daily Sunspot Evaluation
Observation Sheet Friday, 2 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)
- 8
- Number of spots (f)
- 47
- Relative number (R)
- 127
- Observer
- AÖ0
- Reading
- all checks consistent
- File
- 19820402.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 3 | 25 | 60W | 315 | 63W | 5 | 128 |
| 2 | EKX – 19 | 12 | 58W | 313 | 61W | 10 | 127 |
| 3 | DAI – 9 | 18 | 13W | 268 | 16W | 55 | 131 |
| 4 | HSX – 1 | 2 | 65E | 190 | 62E | 2 | 137 |
| 5 | DAO – 3 | -11 | 65W | 320 | 68W | 6 | 125 |
| 6 | HSX – 1 | -15 | 47W | 302 | 50W | 2 | 126 |
| 7 | AXX – 1 | -20 | 26W | 281 | 29W | 129 | |
| 8 | DAC – 10 | -19 | 40E | 215 | 37E | 8 | 118 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.