Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 19, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8879 | N22 | E62 | 01 | 0170 | ALPHA | Feb 25, 2000 | Mar 3, 2000 | Mar 17, 2000 |
| № 8878 | S26 | W71 | 01 | 0020 | ALPHA | Feb 14, 2000 | Feb 21, 2000 | Mar 6, 2000 |
| № 8877 | S22 | E10 | 01 | 0010 | ALPHA | Feb 21, 2000 | Feb 28, 2000 | Mar 13, 2000 |
| № 8876 | S12 | E20 | 04 | 0020 | BETA | Feb 22, 2000 | Feb 28, 2000 | Mar 13, 2000 |
| № 8875 | S19 | E14 | 03 | 0010 | BETA | Feb 21, 2000 | Feb 28, 2000 | Mar 13, 2000 |
| № 8872 | S29 | W11 | 03 | 0010 | BETA | Feb 19, 2000 | Feb 26, 2000 | Mar 11, 2000 |
| № 8870 | N19 | W27 | 01 | 0090 | ALPHA | Feb 18, 2000 | Feb 25, 2000 | Mar 10, 2000 |
| № 8869 | S21 | W35 | 26 | 0190 | BETA | Feb 17, 2000 | Feb 24, 2000 | Mar 9, 2000 |
| № 8867 | S16 | W84 | 05 | 0100 | BETA | Feb 14, 2000 | Feb 20, 2000 | Mar 5, 2000 |
| № 8862 | S06 | W87 | 01 | 0080 | ALPHA | Feb 13, 2000 | Feb 20, 2000 | Mar 5, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to February 2000. The gray background is the average SSN index.
