Daily Sunspot Evaluation
Observation Sheet Wednesday, 20 October 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)
- 28
- Relative number (R)
- 88
- Observer
- OG
- Reading
- all checks consistent
- File
- 19821020.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 4 | 9 | 16E | 102 | 13E | 2.5 | |
| 2 | AXX – 2 | 11 | 72E | 46 | 69E | 2 | |
| 3 | HXX – 2 | -8 | 19W | 137 | 22W | 3 | |
| 4 | CAO – 8 | -15 | 15E | 103 | 12E | 4.5 | |
| 5 | HAX – 1 | -7 | 47E | 71 | 44E | 0.5 | |
| 6 | DAI – 11 | -10 | 67E | 51 | 64E | 11 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.