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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 30, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9291 | S13 | E36 | 13 | 0030 | Beta | Jan 3, 2001 | Jan 9, 2001 | Jan 23, 2001 |
| № 9290 | N29 | E08 | 15 | 0070 | Beta | Dec 31, 2000 | Jan 8, 2001 | Jan 22, 2001 |
| № 9289 | S06 | E45 | 19 | 0770 | Beta-Gamma | Jan 3, 2001 | Jan 10, 2001 | Jan 24, 2001 |
| № 9285 | N06 | W05 | 03 | 0010 | Alpha | Dec 30, 2000 | Jan 6, 2001 | Jan 20, 2001 |
| № 9283 | S12 | W14 | 12 | 0130 | Beta | Dec 30, 2000 | Jan 6, 2001 | Jan 19, 2001 |
| № 9282 | N20 | W32 | 01 | 0020 | Alpha | Dec 28, 2000 | Jan 4, 2001 | Jan 18, 2001 |
| № 9280 | N08 | W56 | 06 | 0210 | Beta | Dec 27, 2000 | Jan 2, 2001 | Jan 16, 2001 |
| № 9279 | S10 | W90 | 01 | 0060 | Alpha | Dec 24, 2000 | Dec 31, 2000 | Jan 13, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to December 2000. The gray background is the average SSN index.
