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) | |
|---|---|---|---|---|---|---|---|---|
| № 107 | N11 | E70 | 05 | 0060 | Beta | Sep 15, 2002 | Sep 22, 2002 | Oct 6, 2002 |
| № 106 | N28 | E50 | 03 | 0010 | Beta | Sep 14, 2002 | Sep 21, 2002 | Oct 5, 2002 |
| № 105 | S07 | E66 | 25 | 0850 | Beta-Gamma | Sep 15, 2002 | Sep 22, 2002 | Oct 5, 2002 |
| № 104 | N10 | E44 | 01 | 0030 | Alpha | Sep 13, 2002 | Sep 20, 2002 | Oct 4, 2002 |
| № 103 | N16 | E06 | 27 | 0200 | Beta | Sep 10, 2002 | Sep 17, 2002 | Oct 1, 2002 |
| № 101 | N04 | W26 | 07 | 0040 | Beta | Sep 8, 2002 | Sep 15, 2002 | Sep 28, 2002 |
| № 100 | S19 | W23 | 04 | 0050 | Beta | Sep 8, 2002 | Sep 15, 2002 | Sep 29, 2002 |
| № 99 | S03 | W75 | 01 | 0000 | Alpha | Sep 4, 2002 | Sep 11, 2002 | Sep 25, 2002 |
| № 97 | N13 | W72 | 02 | 0030 | Beta | Sep 5, 2002 | Sep 11, 2002 | Sep 25, 2002 |
| № 96 | S16 | W44 | 14 | 0080 | Beta | Sep 7, 2002 | Sep 13, 2002 | Sep 27, 2002 |
| № 95 | N08 | W56 | 11 | 0160 | Beta | Sep 6, 2002 | Sep 13, 2002 | Sep 26, 2002 |
| № 94 | S18 | W69 | 01 | 0110 | Alpha | Sep 5, 2002 | Sep 12, 2002 | Sep 25, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, September. Gray background - average solar cycle.
