Daily Sunspot Evaluation
Observation Sheet Sunday, 24 November 1991
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)
- 9
- Number of spots (f)
- 28
- Relative number (R)
- 118
- Observer
- YK
- Reading
- all checks consistent
- File
- 19911124.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | BXO – 2 | 24 | 03E | 188 | 01E | 07 | 646 |
| 2 | BXO – 3 | -8 | 62W | 253 | 64W | 4.5 | 653 |
| 3 | AX – 2 | -18 | 49W | 240 | 51W | 1 | 639 |
| 4 | DSO – 7 | -12 | 07W | 198 | 09W | 8 | 640 |
| 5 | BXI – 3 | -9 | 07E | 184 | 05E | 7 | 644 |
| 6 | AX – 1 | -13 | 11E | 180 | 09E | - | 641 |
| 7 | AX – 2 | -4 | 15E | 176 | 13E | 1 | 654 |
| 8 | AX – 1 | -6 | 43E | 148 | 41E | - | 655 |
| 9 | BXI – 7 | -13 | 56E | 135 | 54E | 5 | 656 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.