Daily Sunspot Evaluation
Observation Sheet Friday, 24 November 1972
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)
- 30
- Relative number (R)
- 90
- Observer
- ED
- Reading
- all checks consistent
- File
- 19721124.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | J – 2 | -2 | 41E | 297 | |||
| 2 | ? – 1 | -13 | 78E | 260 | |||
| 3 | H – 2 | -9 | 15E | 323 | |||
| 4 | B – 4 | -6 | 10W | 348 | |||
| 5 | E – 18 | -6 | 30W | 8 | |||
| 6 | G – 3 | -13 | 76W | 54 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.