Daily Sunspot Evaluation
Observation Sheet Tuesday, 23 December 2003
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)
- 44
- Relative number (R)
- 94
- Observer
- ZFB
- Reading
- all checks consistent
- File
- 20031223.jpg
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | Margin no. |
|---|---|---|---|---|---|---|---|
| 1 | DRO – 5 | 3 | 30W | 308 | 31W | 3 | 328 |
| 2 | DAI – 11 | 10 | 14W | 292 | 15W | 9 | 325 |
| 3 | FKO – 24 | 9 | 18E | 260 | 17E | 18 | 327 |
| 4 | HR – 2 | -16 | 01W | 279 | 02W | 1 | 330 |
| 5 | DRO – 2 | -22 | 46E | 232 | 45E | 3.5 | 329 |
Class as written on the sheet (? = group the observer marked as uncertain). ⚠: the coordinates of this row do not agree with each other.