Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 22, 2003. Coordinates are given as of the end of the day.
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 530 | S20 | E64 | 01 | 0030 | Alpha | Dec 28, 2003 | Jan 4, 2004 | Jan 18, 2004 |
| № 528 | N09 | E37 | 19 | 0390 | Beta-Gamma | Dec 26, 2003 | Jan 2, 2004 | Jan 15, 2004 |
| № 525 | N09 | E05 | 20 | 0130 | Beta-Gamma | Dec 23, 2003 | Dec 30, 2003 | Jan 13, 2004 |
| № 524 | S08 | W03 | 02 | 0000 | Beta | Dec 23, 2003 | Dec 30, 2003 | Jan 12, 2004 |
| № 523 | S17 | E09 | 02 | 0000 | Alpha | Dec 24, 2003 | Dec 31, 2003 | Jan 13, 2004 |
| № 520 | N02 | W71 | 01 | 0080 | Alpha | Dec 18, 2003 | Dec 24, 2003 | Jan 7, 2004 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to December 2003. The gray background is the average SSN index.
