Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 25, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 89 | S16 | E64 | 01 | 0010 | Alpha | Aug 31, 2002 | Sep 7, 2002 | Sep 20, 2002 |
| № 88 | S22 | W39 | 16 | 0120 | Beta | Aug 23, 2002 | Aug 30, 2002 | Sep 13, 2002 |
| № 87 | S07 | E49 | 19 | 0330 | Beta-Gamma | Aug 30, 2002 | Sep 5, 2002 | Sep 19, 2002 |
| № 86 | S26 | E04 | 06 | 0010 | Beta | Aug 26, 2002 | Sep 2, 2002 | Sep 16, 2002 |
| № 85 | S09 | E05 | 24 | 0500 | Beta | Aug 26, 2002 | Sep 2, 2002 | Sep 16, 2002 |
| № 84 | S16 | W10 | 14 | 0070 | Beta | Aug 25, 2002 | Sep 1, 2002 | Sep 15, 2002 |
| № 83 | S18 | W25 | 25 | 0170 | Beta-Gamma | Aug 24, 2002 | Aug 31, 2002 | Sep 14, 2002 |
| № 79 | S22 | W80 | 02 | 0110 | Alpha | Aug 20, 2002 | Aug 27, 2002 | Sep 9, 2002 |
| № 69 | N08 | W93 | 02 | 0120 | Alpha | Aug 19, 2002 | Aug 26, 2002 | Sep 8, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to August 2002. The gray background is the average SSN index.
