Daily Sunspot Evaluation
Observation Sheet Thursday, 2 January 1992
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)
- 5
- Number of spots (f)
- 137
- Relative number (R)
- 187
- Observer
- TK
- Reading
- all checks consistent
- File
- 19920102.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | FKO – 34 | -17 | 57W | 94 | 59W | 17.5 | 3 |
| 2 | FKO – 32 | -15 | 39W | 76 | 41W | 16.5 | 4 |
| 3 | EAO – 29 | -11 | 29E | 8 | 27E | 13.5 | 5 |
| 4 | EAI – 19 | -9 | 53E | 344 | 51E | 12.5 | 2 |
| 5 | FKC – 23 | -15 | 60E | 337 | 58E | 15.5 | 1 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.