Daily Sunspot Evaluation
Observation Sheet Friday, 24 October 1997
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)
- 2
- Number of spots (f)
- 2
- Relative number (R)
- 22
- Observer
- HÇ0
- Reading
- all checks consistent
- File
- 19971024.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | -25 | 06E | 102 | 04E | - | 86 |
| 2 | AX – 1 | -22 | 09E | 99 | 07E | - | 87 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.