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) | |
|---|---|---|---|---|---|---|---|---|
| № 162 | N25 | E77 | 01 | 0160 | Alpha | Oct 25, 2002 | Nov 1, 2002 | Nov 15, 2002 |
| № 161 | N06 | W25 | 07 | 0020 | Beta | Oct 17, 2002 | Oct 24, 2002 | Nov 6, 2002 |
| № 160 | S20 | E16 | 18 | 0140 | Beta | Oct 20, 2002 | Oct 27, 2002 | Nov 10, 2002 |
| № 159 | S11 | E19 | 08 | 0160 | Beta | Oct 20, 2002 | Oct 27, 2002 | Nov 10, 2002 |
| № 158 | S08 | E12 | 16 | 0140 | Beta-Gamma | Oct 20, 2002 | Oct 27, 2002 | Nov 9, 2002 |
| № 157 | N15 | W18 | 02 | 0010 | Beta | Oct 18, 2002 | Oct 24, 2002 | Nov 7, 2002 |
| № 154 | S12 | W17 | 10 | 0020 | Beta | Oct 18, 2002 | Oct 24, 2002 | Nov 7, 2002 |
| № 149 | N14 | W32 | 29 | 0400 | Beta | Oct 17, 2002 | Oct 23, 2002 | Nov 6, 2002 |
| № 148 | S20 | W34 | 01 | 0020 | Alpha | Oct 16, 2002 | Oct 23, 2002 | Nov 6, 2002 |
| № 145 | N12 | W43 | 01 | 0070 | Alpha | Oct 16, 2002 | Oct 22, 2002 | Nov 5, 2002 |
| № 144 | N11 | W90 | 01 | 0030 | Alpha | Oct 12, 2002 | Oct 19, 2002 | Nov 2, 2002 |
| № 140 | S08 | W90 | 01 | 0040 | Alpha | Oct 12, 2002 | Oct 19, 2002 | Nov 1, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, October. Gray background - average solar cycle.
