Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 29, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9290 | N30 | E19 | 14 | 0060 | Beta | Dec 31, 2000 | Jan 8, 2001 | Jan 22, 2001 |
| № 9289 | S06 | E57 | 20 | 0790 | Beta-Gamma | Jan 3, 2001 | Jan 10, 2001 | Jan 24, 2001 |
| № 9285 | N07 | E06 | 06 | 0020 | Beta | Dec 30, 2000 | Jan 6, 2001 | Jan 20, 2001 |
| № 9283 | S11 | W03 | 23 | 0180 | Beta | Dec 30, 2000 | Jan 6, 2001 | Jan 19, 2001 |
| № 9282 | N20 | W22 | 01 | 0020 | Alpha | Dec 28, 2000 | Jan 4, 2001 | Jan 18, 2001 |
| № 9280 | N08 | W45 | 24 | 0330 | Beta-Gamma | Dec 27, 2000 | Jan 2, 2001 | Jan 16, 2001 |
| № 9279 | S12 | W77 | 01 | 0090 | Alpha | Dec 24, 2000 | Dec 31, 2000 | Jan 14, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to December 2000. The gray background is the average SSN index.
