Daily Sunspot Evaluation
Observation Sheet Wednesday, 19 November 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)
- 1
- Number of spots (f)
- 3
- Relative number (R)
- 13
- Observer
- HM
- Reading
- all checks consistent
- File
- 19861119.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ARX – 3 | 23 | 19E | 220 | 16E | 2.3 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.