Daily Sunspot Evaluation
Observation Sheet Friday, 6 November 1981
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)
- 15
- Number of spots (f)
- 180
- Relative number (R)
- 330
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19811106.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | HAX – 2 | 17 | 48W | 79 | 51W | 2 | |
| 2 | HAX – 2 | -129 | 44W | 75 | 47W | 2.5 | |
| 3 | CAO – 4 | 13 | 06W | 37 | 09W | 4.5 | E3 |
| 4 | ARX – 1 | 20 | 00 | 31 | 03W | 0.5 | |
| 5 | BRO – 5 | 3 | 14E | 17 | 11E | 5 | |
| 6 | AXX – 3 | 2 | 28E | 3 | 25E | 1.5 | |
| 7 | HSX – 1 | 16 | 68E | 323 | 65E | 2 | |
| 8 | ARX – 1 | -1 | 73W | 104 | 76W | 0.5 | |
| 9 | BXI – 4 | -21 | 48W | 79 | 51W | 4 | |
| 10 | AXX – 1 | -6 | 35W | 66 | 38W | ||
| 11 | EKO – 117 | -11 | 19W | 50 | 22W | 18.5 | E3 |
| 12 | HAX – 4 | -5 | 24E | 7 | 21E | 2.25 | |
| 13 | EAI – 27 | -17 | 30E | 1 | 27E | 12 | |
| 14 | DXO – 7 | -22 | 57E | 334 | 54E | 8 | |
| 15 | ARX – 1 | -20 | 69E | 322 | 66E | 1 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.