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) | |
|---|---|---|---|---|---|---|---|---|
| № 117 | S09 | E72 | 01 | 0130 | Alpha | Sep 22, 2002 | Sep 29, 2002 | Oct 13, 2002 |
| № 116 | N15 | E05 | 04 | 0020 | Beta | Sep 17, 2002 | Sep 24, 2002 | Oct 8, 2002 |
| № 115 | S03 | E32 | 14 | 0120 | Beta | Sep 19, 2002 | Sep 26, 2002 | Oct 10, 2002 |
| № 114 | S12 | W15 | 25 | 0300 | Beta-Gamma | Sep 16, 2002 | Sep 23, 2002 | Oct 6, 2002 |
| № 110 | N19 | W48 | 03 | 0020 | Beta | Sep 13, 2002 | Sep 20, 2002 | Oct 4, 2002 |
| № 107 | N11 | W23 | 11 | 0100 | Beta | Sep 15, 2002 | Sep 22, 2002 | Oct 6, 2002 |
| № 105 | S07 | W31 | 22 | 0670 | Beta-Gamma | Sep 15, 2002 | Sep 21, 2002 | Oct 5, 2002 |
| № 103 | N16 | W84 | 08 | 0100 | Beta | Sep 11, 2002 | Sep 17, 2002 | Oct 1, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, September. Gray background - average solar cycle.
