Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 1, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9249 | N11 | E45 | 02 | 0010 | Beta | Dec 5, 2000 | Dec 12, 2000 | Dec 26, 2000 |
| № 9248 | N04 | W17 | 03 | 0010 | Alpha | Dec 1, 2000 | Dec 7, 2000 | Dec 21, 2000 |
| № 9246 | S12 | E19 | 24 | 0220 | Beta | Dec 3, 2000 | Dec 10, 2000 | Dec 24, 2000 |
| № 9245 | N04 | E40 | 01 | 0030 | Alpha | Dec 5, 2000 | Dec 12, 2000 | Dec 25, 2000 |
| № 9244 | N15 | W70 | 12 | 0120 | Beta | Nov 27, 2000 | Dec 4, 2000 | Dec 17, 2000 |
| № 9243 | S11 | W12 | 16 | 0060 | Beta | Dec 1, 2000 | Dec 8, 2000 | Dec 21, 2000 |
| № 9242 | N21 | W15 | 11 | 0200 | Beta | Dec 1, 2000 | Dec 8, 2000 | Dec 22, 2000 |
| № 9240 | N09 | W31 | 17 | 0230 | Beta | Nov 30, 2000 | Dec 6, 2000 | Dec 20, 2000 |
| № 9239 | S21 | W41 | 04 | 0100 | Alpha | Nov 29, 2000 | Dec 6, 2000 | Dec 20, 2000 |
| № 9236 | N20 | W89 | 01 | 0150 | Alpha | Nov 25, 2000 | Dec 2, 2000 | Dec 16, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to December 2000. The gray background is the average SSN index.
