Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 9257 | N19 | E38 | 04 | 0010 | Alpha | Dec 11, 2000 | Dec 18, 2000 | Jan 1, 2001 |
| № 9256 | S17 | E37 | 02 | 0010 | Alpha | Dec 11, 2000 | Dec 18, 2000 | Dec 31, 2000 |
| № 9255 | N23 | E26 | 01 | 0010 | Alpha | Dec 10, 2000 | Dec 17, 2000 | Dec 31, 2000 |
| № 9254 | N10 | E23 | 10 | 0150 | Beta | Dec 10, 2000 | Dec 17, 2000 | Dec 30, 2000 |
| № 9246 | S11 | W62 | 09 | 0110 | Beta | Dec 3, 2000 | Dec 10, 2000 | Dec 24, 2000 |
| № 9245 | N04 | W39 | 02 | 0010 | Alpha | Dec 5, 2000 | Dec 12, 2000 | Dec 25, 2000 |
| № 9242 | N20 | W94 | 01 | 0060 | Alpha | Dec 1, 2000 | Dec 8, 2000 | Dec 21, 2000 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1971, January to 2000, December. Gray background - average solar cycle.
