Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 11, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8825 | N11 | E60 | 03 | 0010 | BETA | Jan 16, 2000 | Jan 23, 2000 | Feb 6, 2000 |
| № 8824 | S13 | E64 | 09 | 0230 | BETA | Jan 17, 2000 | Jan 24, 2000 | Feb 6, 2000 |
| № 8823 | S33 | E41 | 06 | 0050 | BETA | Jan 15, 2000 | Jan 22, 2000 | Feb 6, 2000 |
| № 8822 | N16 | W39 | 01 | 0000 | ALPHA | Jan 9, 2000 | Jan 16, 2000 | Jan 29, 2000 |
| № 8821 | N27 | E32 | 06 | 0150 | BETA | Jan 14, 2000 | Jan 21, 2000 | Feb 4, 2000 |
| № 8820 | S15 | E21 | 03 | 0030 | ALPHA | Jan 13, 2000 | Jan 20, 2000 | Feb 3, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to January 2000. The gray background is the average SSN index.
