Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 7, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8862 | S04 | E75 | 01 | 0090 | ALPHA | Feb 14, 2000 | Feb 20, 2000 | Mar 5, 2000 |
| № 8861 | N07 | W27 | 12 | 0020 | BETA | Feb 6, 2000 | Feb 13, 2000 | Feb 26, 2000 |
| № 8860 | N30 | W20 | 01 | 0000 | ALPHA | Feb 6, 2000 | Feb 14, 2000 | Feb 28, 2000 |
| № 8858 | N27 | E40 | 21 | 0120 | BETA | Feb 11, 2000 | Feb 18, 2000 | Mar 3, 2000 |
| № 8857 | S17 | W36 | 07 | 0010 | BETA | Feb 5, 2000 | Feb 12, 2000 | Feb 26, 2000 |
| № 8856 | S13 | E32 | 04 | 0120 | BETA | Feb 10, 2000 | Feb 17, 2000 | Mar 2, 2000 |
| № 8854 | S34 | E23 | 06 | 0040 | BETA | Feb 10, 2000 | Feb 17, 2000 | Mar 2, 2000 |
| № 8853 | S13 | W01 | 05 | 0010 | BETA | Feb 8, 2000 | Feb 15, 2000 | Feb 28, 2000 |
| № 8851 | N24 | W48 | 12 | 0080 | BETA | Feb 4, 2000 | Feb 11, 2000 | Feb 25, 2000 |
| № 8848 | S08 | W70 | 04 | 0090 | BETA | Feb 3, 2000 | Feb 10, 2000 | Feb 23, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to February 2000. The gray background is the average SSN index.
