Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 25, 2004. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 714 | S03 | W30 | 02 | 0020 | Beta | Dec 24, 2004 | Dec 31, 2004 | Jan 13, 2005 |
| № 713 | S08 | W21 | 20 | 0190 | Beta | Dec 24, 2004 | Dec 31, 2004 | Jan 14, 2005 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1975 to December 2004. The gray background is the average SSN index.
