Daily Sunspot Evaluation
Observation Sheet Monday, 4 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)
- 12
- Number of spots (f)
- 46
- Relative number (R)
- 166
- Observer
- TÖ0
- Reading
- all checks consistent
- File
- 19911104.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | CAO – 7 | 17 | 70W | 164 | 71W | 12.5 | 595 |
| 2 | AR – 2 | 10 | 32W | 126 | 33W | 0.5 | 601 |
| 3 | AR – 1 | 22 | 67E | 27 | 66E | 1 | 613 |
| 4 | ? – 1 | 20 | 77E | 17 | 76E | 2 | 614 |
| 5 | HS – 1 | 5 | 73E | 21 | 72E | 2 | 615 |
| 6 | HS – 1 | -14 | 44W | 138 | 45W | 2 | 604 |
| 7 | BXO – 6 | -8 | 20W | 114 | 21W | 7.5 | 605 |
| 8 | AX – 2 | -12 | 20W | 114 | 21W | 1 | 616 |
| 9 | AX – 1 | -6 | 01W | 95 | 02W | - | 617 |
| 10 | BXI – 7 | -15 | 06E | 88 | 05E | 6.5 | 610 |
| 11 | BRI – 11 | -17 | 36E | 58 | 35E | 4.5 | 618 |
| 12 | CAO – 6 | -7 | 48E | 46 | 47E | 9 | 612 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.