Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 28, 2002. Coordinates are given as of the end of the day.
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 92 | S19 | E06 | 02 | 0010 | Alpha | Aug 29, 2002 | Sep 5, 2002 | Sep 19, 2002 |
| № 91 | N06 | E39 | 03 | 0010 | Alpha | Sep 1, 2002 | Sep 8, 2002 | Sep 21, 2002 |
| № 90 | S04 | E35 | 02 | 0020 | Alpha | Aug 31, 2002 | Sep 7, 2002 | Sep 21, 2002 |
| № 88 | S22 | W81 | 01 | 0090 | Alpha | Aug 23, 2002 | Aug 30, 2002 | Sep 12, 2002 |
| № 87 | S08 | E08 | 19 | 0420 | Beta | Aug 29, 2002 | Sep 5, 2002 | Sep 19, 2002 |
| № 85 | S08 | W35 | 18 | 0380 | Beta | Aug 26, 2002 | Sep 2, 2002 | Sep 16, 2002 |
| № 84 | S17 | W51 | 06 | 0040 | Beta | Aug 25, 2002 | Sep 1, 2002 | Sep 15, 2002 |
| № 83 | S18 | W69 | 02 | 0100 | Beta | Aug 24, 2002 | Aug 30, 2002 | Sep 13, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to August 2002. The gray background is the average SSN index.
