Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 12, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 72 | S18 | W26 | 02 | 0010 | Beta | Aug 11, 2002 | Aug 18, 2002 | Sep 1, 2002 |
| № 71 | N11 | E65 | 02 | 0040 | Alpha | Aug 18, 2002 | Aug 25, 2002 | Sep 8, 2002 |
| № 70 | N05 | W08 | 05 | 0010 | Beta | Aug 13, 2002 | Aug 19, 2002 | Sep 2, 2002 |
| № 69 | S08 | E74 | 05 | 0450 | Beta | Aug 19, 2002 | Aug 26, 2002 | Sep 8, 2002 |
| № 68 | S08 | E57 | 09 | 0150 | Beta | Aug 18, 2002 | Aug 24, 2002 | Sep 7, 2002 |
| № 67 | N09 | E55 | 10 | 0150 | Beta | Aug 17, 2002 | Aug 24, 2002 | Sep 7, 2002 |
| № 66 | N13 | E39 | 08 | 0050 | Beta | Aug 16, 2002 | Aug 23, 2002 | Sep 6, 2002 |
| № 63 | N17 | E10 | 10 | 0160 | Beta | Aug 14, 2002 | Aug 21, 2002 | Sep 4, 2002 |
| № 61 | N07 | W31 | 19 | 0150 | Beta-Gamma | Aug 11, 2002 | Aug 18, 2002 | Aug 31, 2002 |
| № 58 | S05 | W64 | 10 | 0110 | Beta | Aug 8, 2002 | Aug 15, 2002 | Aug 29, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to August 2002. The gray background is the average SSN index.
