Daily Sunspot Evaluation
Observation Sheet Friday, 24 October 1969
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)
- 64
- Relative number (R)
- 124
- Observer
- TY
- Reading
- all checks consistent
- File
- 19691024.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | H – 9 | 10 | 04E | 89 | |||
| 2 | F – 42 | 11 | 29E | 64 | |||
| 3 | A – 3 | 5 | 08E | 85 | |||
| 4 | ? – 1 | -13 | 76E | 17 | |||
| 5 | G – 7 | -13 | 34E | 59 | |||
| 6 | A – 2 | -29 | 12W | 105 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.