Daily Sunspot Evaluation
Observation Sheet Thursday, 11 March 1982
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)
- 39
- Relative number (R)
- 159
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19820311.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | AXX – 1 | 14 | 70W | 255 | 73W | - | 109 |
| 2 | DAR – 11 | 7 | 03W | 188 | 06W | 6 | 104 |
| 3 | HSX – 2 | 5 | 02W | 187 | 05W | 2.5 | 99 |
| 4 | HKX – 7 | 5 | 07E | 178 | 04E | 4.5 | 103 |
| 5 | HKX – 1 | 12 | 64E | 121 | 61E | 3.5 | 108 |
| 6 | HAX – 3 | 1 | 66E | 119 | 63E | 4.5 | 107 |
| 7 | ? – 1 | -12 | 80W | 265 | 83W | 1 | 91 |
| 8 | HAX – 1 | -8 | 22W | 207 | 25W | 1 | 96 |
| 9 | ARX – 3 | -7 | 16W | 201 | 19W | 1 | 111 |
| 10 | HAX – 2 | -12 | 10W | 195 | 13W | 1.5 | 100 |
| 11 | DAR – 5 | -15 | 24E | 161 | 21E | 4 | 102 |
| 12 | ? – 2 | -5 | 82E | 103 | 79E | - | 110 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.