Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 3, 2000. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8815 | N08 | E37 | 12 | 0070 | BETA | Jan 7, 2000 | Jan 13, 2000 | Jan 27, 2000 |
| № 8814 | N10 | E23 | 03 | 0150 | ALPHA | Jan 6, 2000 | Jan 12, 2000 | Jan 26, 2000 |
| № 8813 | S16 | E10 | 07 | 0060 | BETA | Jan 5, 2000 | Jan 11, 2000 | Jan 25, 2000 |
| № 8810 | N37 | W27 | 07 | 0180 | BETA | Jan 2, 2000 | Jan 9, 2000 | Jan 24, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to January 2000. The gray background is the average SSN index.
