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) | |
|---|---|---|---|---|---|---|---|---|
| № 140 | S07 | E77 | 01 | 0090 | Alpha | Oct 12, 2002 | Oct 18, 2002 | Nov 1, 2002 |
| № 139 | N14 | E48 | 18 | 0410 | Beta-Gamma-Delta | Oct 10, 2002 | Oct 16, 2002 | Oct 30, 2002 |
| № 138 | N10 | W50 | 03 | 0010 | Beta | Oct 2, 2002 | Oct 9, 2002 | Oct 23, 2002 |
| № 137 | S19 | W19 | 17 | 0220 | Beta-Gamma | Oct 4, 2002 | Oct 11, 2002 | Oct 25, 2002 |
| № 134 | N14 | W55 | 09 | 0180 | Beta-Gamma | Oct 2, 2002 | Oct 9, 2002 | Oct 22, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, October. Gray background - average solar cycle.
