Daily Sunspot Evaluation
Observation Sheet Tuesday, 29 December 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)
- 7
- Number of spots (f)
- 28
- Relative number (R)
- 98
- Observer
- TA
- Reading
- all checks consistent
- File
- 19921229.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DAO – 5 | 16 | 56W | 355 | 58W | 5 | 448 |
| 2 | HA – 1 | 11 | 44W | 343 | 46W | 1 | 437 |
| 3 | CAO – 15 | 4 | 17W | 316 | 19W | 10 | 446 |
| 4 | HA – 1 | -9 | 64W | 3 | 66W | 1.5 | 433 |
| 5 | AX – 1 | -22 | 61W | 0 | 63W | - | 449 |
| 6 | HR – 1 | -5 | 21W | 320 | 23W | 0.5 | 447 |
| 7 | CAO – 4 | -10 | 16W | 315 | 18W | 3 | 465 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.