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) | |
|---|---|---|---|---|---|---|---|---|
| № 92 | S19 | W07 | 02 | 0020 | Alpha | Aug 29, 2002 | Sep 5, 2002 | Sep 19, 2002 |
| № 90 | S04 | E22 | 03 | 0020 | Beta | Sep 1, 2002 | Sep 7, 2002 | Sep 21, 2002 |
| № 87 | S08 | W05 | 13 | 0450 | Beta-Gamma-Delta | Aug 29, 2002 | Sep 5, 2002 | Sep 19, 2002 |
| № 85 | S08 | W48 | 05 | 0450 | Beta | Aug 26, 2002 | Sep 2, 2002 | Sep 16, 2002 |
| № 84 | S17 | W64 | 03 | 0060 | Beta | Aug 25, 2002 | Sep 1, 2002 | Sep 15, 2002 |
| № 83 | S18 | W82 | 01 | 0070 | Alpha | Aug 24, 2002 | Aug 30, 2002 | Sep 13, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, August. Gray background - average solar cycle.
