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) | |
|---|---|---|---|---|---|---|---|---|
| № 84 | S16 | E64 | 01 | 0110 | Alpha | Aug 25, 2002 | Sep 1, 2002 | Sep 14, 2002 |
| № 83 | S18 | E52 | 08 | 0080 | Beta | Aug 24, 2002 | Aug 31, 2002 | Sep 14, 2002 |
| № 82 | N20 | W07 | 04 | 0010 | Beta | Aug 19, 2002 | Aug 26, 2002 | Sep 9, 2002 |
| № 81 | N18 | E34 | 02 | 0010 | Alpha | Aug 23, 2002 | Aug 29, 2002 | Sep 12, 2002 |
| № 80 | N16 | E17 | 13 | 0110 | Beta | Aug 21, 2002 | Aug 28, 2002 | Sep 11, 2002 |
| № 79 | S22 | E04 | 38 | 0310 | Beta | Aug 20, 2002 | Aug 27, 2002 | Sep 10, 2002 |
| № 76 | N12 | W02 | 02 | 0020 | Beta | Aug 20, 2002 | Aug 27, 2002 | Sep 9, 2002 |
| № 69 | S08 | W18 | 74 | 1960 | Beta-Gamma-Delta | Aug 19, 2002 | Aug 25, 2002 | Sep 8, 2002 |
| № 68 | S08 | W39 | 01 | 0020 | Alpha | Aug 17, 2002 | Aug 24, 2002 | Sep 6, 2002 |
| № 67 | N12 | W34 | 33 | 0080 | Beta | Aug 17, 2002 | Aug 24, 2002 | Sep 7, 2002 |
| № 66 | N14 | W48 | 11 | 0060 | Beta | Aug 16, 2002 | Aug 23, 2002 | Sep 6, 2002 |
| № 63 | N18 | W75 | 01 | 0080 | Alpha | Aug 14, 2002 | Aug 21, 2002 | Sep 4, 2002 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1973, January to 2002, August. Gray background - average solar cycle.
