Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 29, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8894 | S33 | W66 | 02 | 0020 | ALPHA | Feb 25, 2000 | Mar 3, 2000 | Mar 17, 2000 |
| № 8893 | S19 | W54 | 01 | 0000 | ALPHA | Feb 26, 2000 | Mar 4, 2000 | Mar 17, 2000 |
| № 8892 | N06 | E39 | 04 | 0030 | BETA | Mar 4, 2000 | Mar 11, 2000 | Mar 24, 2000 |
| № 8891 | S15 | E35 | 19 | 0990 | BETA-GAMMA | Mar 4, 2000 | Mar 10, 2000 | Mar 24, 2000 |
| № 8889 | N21 | E19 | 06 | 0370 | BETA | Mar 2, 2000 | Mar 9, 2000 | Mar 23, 2000 |
| № 8888 | N36 | E06 | 02 | 0030 | BETA | Mar 1, 2000 | Mar 9, 2000 | Mar 23, 2000 |
| № 8886 | S13 | W37 | 08 | 0040 | BETA | Feb 27, 2000 | Mar 5, 2000 | Mar 19, 2000 |
| № 8883 | N12 | W22 | 04 | 0060 | BETA | Feb 28, 2000 | Mar 6, 2000 | Mar 20, 2000 |
| № 8882 | S16 | W18 | 21 | 0950 | BETA-GAMMA | Feb 29, 2000 | Mar 6, 2000 | Mar 20, 2000 |
| № 8881 | N19 | W44 | 06 | 0050 | BETA | Feb 27, 2000 | Mar 5, 2000 | Mar 18, 2000 |
| № 8879 | N23 | W65 | 03 | 0200 | BETA | Feb 25, 2000 | Mar 3, 2000 | Mar 17, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to February 2000. The gray background is the average SSN index.
