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) | |
|---|---|---|---|---|---|---|---|---|
| № 142 | N06 | E51 | 01 | 0020 | Alpha | Oct 12, 2002 | Oct 19, 2002 | Nov 1, 2002 |
| № 141 | S07 | E06 | 07 | 0040 | Beta | Oct 8, 2002 | Oct 15, 2002 | Oct 29, 2002 |
| № 140 | S07 | E51 | 06 | 0160 | Beta | Oct 12, 2002 | Oct 19, 2002 | Nov 1, 2002 |
| № 139 | N11 | E20 | 32 | 0570 | Beta-Gamma | Oct 9, 2002 | Oct 16, 2002 | Oct 30, 2002 |
| № 137 | S19 | W47 | 17 | 0215 | Beta-Gamma | Oct 4, 2002 | Oct 11, 2002 | Oct 25, 2002 |
| № 134 | N12 | W84 | 03 | 0090 | Beta | Oct 2, 2002 | Oct 8, 2002 | Oct 22, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, October. Gray background - average solar cycle.
