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) | |
|---|---|---|---|---|---|---|---|---|
| № 9820 | N15 | E46 | 03 | 0020 | Beta | Feb 12, 2002 | Feb 19, 2002 | Mar 5, 2002 |
| № 9819 | S31 | E43 | 05 | 0030 | Beta | Feb 12, 2002 | Feb 20, 2002 | Mar 6, 2002 |
| № 9816 | S11 | W70 | 04 | 0030 | Beta | Feb 4, 2002 | Feb 11, 2002 | Feb 24, 2002 |
| № 9815 | N12 | E17 | 10 | 0080 | Beta | Feb 10, 2002 | Feb 17, 2002 | Mar 3, 2002 |
| № 9811 | S26 | E20 | 11 | 0140 | Beta | Feb 11, 2002 | Feb 18, 2002 | Mar 4, 2002 |
| № 9810 | N10 | E01 | 03 | 0170 | Alpha | Feb 9, 2002 | Feb 16, 2002 | Mar 1, 2002 |
| № 9809 | S05 | W24 | 07 | 0080 | Beta | Feb 7, 2002 | Feb 14, 2002 | Feb 28, 2002 |
| № 9808 | N18 | W40 | 08 | 0070 | Beta | Feb 6, 2002 | Feb 13, 2002 | Feb 27, 2002 |
| № 9807 | S27 | W22 | 08 | 0020 | Beta | Feb 7, 2002 | Feb 14, 2002 | Feb 28, 2002 |
| № 9806 | N13 | W63 | 01 | 0030 | Alpha | Feb 4, 2002 | Feb 11, 2002 | Feb 25, 2002 |
| № 9802 | S14 | W80 | 08 | 0110 | Beta | Feb 3, 2002 | Feb 10, 2002 | Feb 23, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, February. Gray background - average solar cycle.
