Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 22, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9282 | N19 | E68 | 01 | 0050 | Alpha | Dec 28, 2000 | Jan 4, 2001 | Jan 18, 2001 |
| № 9281 | N06 | E20 | 04 | 0000 | Beta | Dec 25, 2000 | Dec 31, 2000 | Jan 14, 2001 |
| № 9280 | N08 | E48 | 15 | 0450 | Beta | Dec 27, 2000 | Jan 2, 2001 | Jan 16, 2001 |
| № 9279 | S13 | E28 | 06 | 0130 | Beta | Dec 25, 2000 | Jan 1, 2001 | Jan 15, 2001 |
| № 9278 | N09 | E09 | 15 | 0080 | Beta | Dec 24, 2000 | Dec 30, 2000 | Jan 13, 2001 |
| № 9273 | N20 | W05 | 05 | 0010 | Beta | Dec 23, 2000 | Dec 30, 2000 | Jan 12, 2001 |
| № 9272 | N14 | W71 | 01 | 0000 | Alpha | Dec 18, 2000 | Dec 24, 2000 | Jan 7, 2001 |
| № 9269 | N15 | W42 | 07 | 0010 | Beta | Dec 20, 2000 | Dec 27, 2000 | Jan 9, 2001 |
| № 9268 | S18 | W29 | 02 | 0070 | Alpha | Dec 21, 2000 | Dec 28, 2000 | Jan 10, 2001 |
| № 9264 | S24 | W73 | 05 | 0050 | Beta | Dec 17, 2000 | Dec 24, 2000 | Jan 7, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to December 2000. The gray background is the average SSN index.
