Daily Sunspot Evaluation
Observation Sheet Saturday, 2 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)
- 11
- Number of spots (f)
- 94
- Relative number (R)
- 204
- Observer
- YK
- Reading
- all checks consistent
- File
- 19911102.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | EAC – 33 | 17 | 44W | 164 | 45W | 13 | 545 |
| 2 | CAO – 6 | 9 | 03W | 123 | 04W | 5.5 | 607 |
| 3 | FKC – 28 | -11 | 70W | 188 | 71W | 21 | 513 |
| 4 | FAO – 4 | -20 | 66W | 186 | 67W | 18 | 596 |
| 5 | CAO – 5 | -16 | 46W | 166 | 47W | 8 | 608 |
| 6 | CAO – 4 | -13 | 19W | 139 | 20W | 6 | 604 |
| 7 | CAO – 7 | -8 | 06E | 114 | 05E | 9 | 605 |
| 8 | AX – 1 | -20 | 22E | 98 | 21E | - | 603 |
| 9 | AR – 1 | -15 | 23E | 97 | 22E | 0.5 | 610 |
| 10 | AX – 2 | -15 | 32E | 88 | 31E | 2.5 | 611 |
| 11 | ? – 3 | -8 | 75E | 45 | 74E | 10 | 612 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.