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) | |
|---|---|---|---|---|---|---|---|---|
| № 89 | S16 | E62 | 01 | 0010 | Alpha | Aug 31, 2002 | Sep 7, 2002 | Sep 20, 2002 |
| № 88 | S22 | W41 | 16 | 0120 | Beta | Aug 23, 2002 | Aug 30, 2002 | Sep 13, 2002 |
| № 87 | S07 | E47 | 19 | 0330 | Beta-Gamma | Aug 30, 2002 | Sep 5, 2002 | Sep 19, 2002 |
| № 86 | S26 | E02 | 06 | 0010 | Beta | Aug 26, 2002 | Sep 2, 2002 | Sep 16, 2002 |
| № 85 | S09 | E03 | 24 | 0500 | Beta | Aug 26, 2002 | Sep 2, 2002 | Sep 16, 2002 |
| № 84 | S16 | W12 | 14 | 0070 | Beta | Aug 25, 2002 | Sep 1, 2002 | Sep 15, 2002 |
| № 83 | S18 | W27 | 25 | 0170 | Beta-Gamma | Aug 24, 2002 | Aug 31, 2002 | Sep 14, 2002 |
| № 79 | S22 | W82 | 02 | 0110 | Alpha | Aug 20, 2002 | Aug 27, 2002 | Sep 9, 2002 |
| № 69 | N08 | W95 | 02 | 0120 | Alpha | Aug 19, 2002 | Aug 26, 2002 | Sep 8, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, August. Gray background - average solar cycle.
