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 | E05 | 02 | 0010 | alpha | Aug 28, 2002 | Sep 4, 2002 | Sep 18, 2002 |
| № 91 | N06 | E38 | 03 | 0010 | alpha | Aug 31, 2002 | Sep 7, 2002 | Sep 20, 2002 |
| № 90 | S04 | E34 | 02 | 0020 | alpha | Aug 30, 2002 | Sep 6, 2002 | Sep 20, 2002 |
| № 88 | S22 | W82 | 01 | 0090 | alpha | Aug 22, 2002 | Aug 29, 2002 | Sep 11, 2002 |
| № 87 | S08 | E07 | 19 | 0420 | beta | Aug 28, 2002 | Sep 4, 2002 | Sep 18, 2002 |
| № 85 | S08 | W36 | 18 | 0380 | beta | Aug 25, 2002 | Sep 1, 2002 | Sep 15, 2002 |
| № 84 | S17 | W52 | 06 | 0040 | beta | Aug 24, 2002 | Aug 31, 2002 | Sep 14, 2002 |
| № 83 | S18 | W70 | 02 | 0100 | beta | Aug 23, 2002 | Aug 29, 2002 | Sep 12, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, August. Gray background - average solar cycle.
