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) | |
|---|---|---|---|---|---|---|---|---|
| № 145 | N12 | E77 | 01 | 0010 | Alpha | Oct 16, 2002 | Oct 23, 2002 | Nov 5, 2002 |
| № 144 | N12 | E31 | 07 | 0060 | Beta | Oct 12, 2002 | Oct 19, 2002 | Nov 2, 2002 |
| № 143 | S17 | W50 | 05 | 0030 | Beta-Gamma | Oct 6, 2002 | Oct 13, 2002 | Oct 27, 2002 |
| № 142 | N05 | E23 | 01 | 0020 | Alpha | Oct 12, 2002 | Oct 18, 2002 | Nov 1, 2002 |
| № 141 | S08 | W22 | 04 | 0040 | Alpha | Oct 8, 2002 | Oct 15, 2002 | Oct 29, 2002 |
| № 140 | S08 | E26 | 01 | 0160 | Alpha | Oct 12, 2002 | Oct 19, 2002 | Nov 1, 2002 |
| № 139 | N11 | W06 | 28 | 0560 | Beta-Gamma | Oct 9, 2002 | Oct 16, 2002 | Oct 30, 2002 |
| № 137 | S20 | W74 | 01 | 0130 | Alpha | Oct 4, 2002 | Oct 11, 2002 | Oct 25, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, October. Gray background - average solar cycle.
