Daily Sunspot Evaluation
Observation Sheet Monday, 25 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)
- 27
- Relative number (R)
- 117
- Observer
- TÖ0
- Reading
- all checks consistent
- File
- 19911125.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AX – 1 | 25 | 13W | 191 | 15W | 646 | |
| 2 | AX – 2 | 16 | 14E | 164 | 12E | 1.5 | 641 |
| 3 | AX – 2 | -7 | 78W | 256 | 80W | 2 | 653 |
| 4 | AX – 1 | -25 | 22W | 200 | 24W | 659 | |
| 5 | DSO – 2 | -10 | 20W | 198 | 22W | 7.5 | 640 |
| 6 | BXO – 2 | -9 | 09W | 187 | 11W | 4 | 644 |
| 7 | AX – 1 | -12 | 02W | 180 | 04W | 0.5 | 645 |
| 8 | BXO – 2 | -3 | 01E | 177 | 01W | 2.5 | 654 |
| 9 | BRI – 14 | -12 | 42E | 136 | 40E | 6 | 656 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.