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) | |
|---|---|---|---|---|---|---|---|---|
| № 139 | N14 | E60 | 05 | 0160 | Beta | Oct 9, 2002 | Oct 16, 2002 | Oct 30, 2002 |
| № 138 | N10 | W36 | 03 | 0020 | Alpha | Oct 2, 2002 | Oct 9, 2002 | Oct 23, 2002 |
| № 137 | S19 | W04 | 19 | 0310 | Beta-Gamma | Oct 5, 2002 | Oct 11, 2002 | Oct 25, 2002 |
| № 134 | N14 | W41 | 14 | 0230 | 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.
