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) | |
|---|---|---|---|---|---|---|---|---|
| № 9828 | S15 | E50 | 01 | 0020 | Alpha | Feb 17, 2002 | Feb 24, 2002 | Mar 9, 2002 |
| № 9827 | S25 | W43 | 01 | 0010 | Alpha | Feb 10, 2002 | Feb 17, 2002 | Mar 3, 2002 |
| № 9826 | S23 | E25 | 07 | 0040 | Beta | Feb 15, 2002 | Feb 22, 2002 | Mar 8, 2002 |
| № 9825 | N12 | E43 | 16 | 0380 | Beta | Feb 16, 2002 | Feb 23, 2002 | Mar 9, 2002 |
| № 9824 | N21 | E41 | 01 | 0130 | Alpha | Feb 16, 2002 | Feb 23, 2002 | Mar 9, 2002 |
| № 9823 | S04 | W05 | 07 | 0050 | Beta | Feb 13, 2002 | Feb 19, 2002 | Mar 5, 2002 |
| № 9822 | N18 | E26 | 07 | 0040 | Beta | Feb 15, 2002 | Feb 22, 2002 | Mar 8, 2002 |
| № 9821 | S13 | W25 | 32 | 0310 | Beta-Gamma | Feb 11, 2002 | Feb 18, 2002 | Mar 4, 2002 |
| № 9819 | S30 | W06 | 02 | 0020 | Beta | Feb 13, 2002 | Feb 20, 2002 | Mar 6, 2002 |
| № 9811 | S26 | W32 | 08 | 0070 | Beta | Feb 11, 2002 | Feb 18, 2002 | Mar 3, 2002 |
| № 9810 | N10 | W54 | 03 | 0100 | Beta | Feb 9, 2002 | Feb 16, 2002 | Mar 1, 2002 |
| № 9809 | S06 | W76 | 01 | 0040 | Alpha | Feb 7, 2002 | Feb 14, 2002 | Feb 28, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, February. Gray background - average solar cycle.
