Daily Sunspot Evaluation
Observation Sheet Thursday, 24 April 1986
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)
- 3
- Number of spots (f)
- 32
- Relative number (R)
- 62
- Observer
- HG
- Reading
- all checks consistent
- File
- 19860424.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EK – 22 | 2 | 03E | 116 | 01E | 8.5 | |
| 2 | CR – 8 | 6 | 36E | 83 | 34E | 45 | |
| 3 | AXX – 2 | -1 | 53W | 172 | 55W | 2 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.