Daily Sunspot Evaluation
Observation Sheet Tuesday, 19 November 1974
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)
- 9
- Relative number (R)
- 39
- Observer
- ED
- Reading
- all checks consistent
- File
- 19741119.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | D – 6 | 15 | 30E | 99 | 27E | ||
| 2 | ? – 1 | 6 | 81E | 48 | 78E | ||
| 3 | S – 2 | 0 | 55E | 74 | 52E |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.