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) | |
|---|---|---|---|---|---|---|---|---|
| № 8852 | N10 | E14 | 05 | 0020 | BETA | Feb 3, 2000 | Feb 10, 2000 | Feb 23, 2000 |
| № 8851 | N27 | E29 | 06 | 0070 | BETA | Feb 4, 2000 | Feb 11, 2000 | Feb 25, 2000 |
| № 8850 | S17 | E11 | 02 | 0010 | BETA | Feb 3, 2000 | Feb 10, 2000 | Feb 23, 2000 |
| № 8848 | S09 | E13 | 04 | 0070 | BETA | Feb 3, 2000 | Feb 10, 2000 | Feb 23, 2000 |
| № 8845 | S16 | W61 | 01 | 0010 | ALPHA | Jan 28, 2000 | Feb 4, 2000 | Feb 18, 2000 |
| № 8841 | S31 | W61 | 04 | 0080 | BETA | Jan 28, 2000 | Feb 4, 2000 | Feb 19, 2000 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1971, January to 2000, February. Gray background - average solar cycle.
