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) | |
|---|---|---|---|---|---|---|---|---|
| № 9802 | S13 | E72 | 05 | 0140 | Beta | Feb 2, 2002 | Feb 9, 2002 | Feb 23, 2002 |
| № 9801 | S03 | E64 | 02 | 0100 | Beta | Feb 2, 2002 | Feb 9, 2002 | Feb 22, 2002 |
| № 9800 | N08 | E49 | 27 | 0230 | Beta | Feb 1, 2002 | Feb 7, 2002 | Feb 21, 2002 |
| № 9799 | S24 | E15 | 09 | 0150 | Beta | Jan 29, 2002 | Feb 5, 2002 | Feb 19, 2002 |
| № 9798 | S01 | E01 | 02 | 0010 | Beta | Jan 28, 2002 | Feb 4, 2002 | Feb 17, 2002 |
| № 9797 | S18 | W12 | 03 | 0010 | Beta | Jan 27, 2002 | Feb 3, 2002 | Feb 17, 2002 |
| № 9794 | N12 | W17 | 05 | 0050 | Beta | Jan 27, 2002 | Feb 3, 2002 | Feb 16, 2002 |
| № 9793 | S15 | W50 | 01 | 0020 | Alpha | Jan 24, 2002 | Jan 31, 2002 | Feb 14, 2002 |
| № 9790 | N27 | W69 | 01 | 0010 | Alpha | Jan 23, 2002 | Jan 30, 2002 | Feb 13, 2002 |
| № 9788 | N15 | W57 | 17 | 0190 | Beta | Jan 24, 2002 | Jan 31, 2002 | Feb 13, 2002 |
| № 9787 | S09 | W33 | 12 | 0410 | Beta | Jan 26, 2002 | Feb 1, 2002 | Feb 15, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, January. Gray background - average solar cycle.
