Daily Sunspot Evaluation
Observation Sheet Thursday, 11 February 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)
- 6
- Number of spots (f)
- 27
- Relative number (R)
- 87
- Observer
- TÖ
- Reading
- all checks consistent
- File
- 19820211.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | ARX – 1 | 22 | 25W | 216 | 25W | 0.5 | 68 |
| 2 | HAX – 1 | 0 | 08E | 183 | 08E | 1.5 | 59 |
| 3 | HAX – 1 | 14 | 34E | 157 | 34E | 2.5 | 65 |
| 4 | FKC – 17 | -11 | 21W | 212 | 21W | 2.0 | 53 |
| 5 | HKC – 4 | -11 | 01E | 190 | 01E | 3 | 57 |
| 6 | HKX – 3 | -14 | 25E | 166 | 25E | 3.5 | 64 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.