Daily Sunspot Evaluation
Observation Sheet Friday, 22 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)
- 4
- Number of spots (f)
- 29
- Relative number (R)
- 69
- Observer
- FA
- Reading
- all checks consistent
- File
- 19741122.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | A – 2 | 6 | 41°E | 48 | 39°E | ||
| 2 | B – 15 | 1 | 15°E | 74 | 13E | ||
| 3 | A – 1 | -12 | 11°E | 78 | 09E | ||
| 4 | C – 11 | 13 | 10°W | 99 | 12W |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.