Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 6, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 605 | S12 | W16 | 12 | 0100 | Beta | May 6, 2004 | May 13, 2004 | May 26, 2004 |
| № 604 | S19 | E23 | 03 | 0040 | Beta | May 9, 2004 | May 16, 2004 | May 29, 2004 |
| № 601 | S09 | W89 | 02 | 0150 | Beta | Apr 30, 2004 | May 7, 2004 | May 21, 2004 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1975 to May 2004. The gray background is the average SSN index.
