Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 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) | |
|---|---|---|---|---|---|---|---|---|
| № 135 | S26 | E06 | 04 | 0040 | Beta | Sep 29, 2002 | Oct 6, 2002 | Oct 20, 2002 |
| № 134 | N11 | E38 | 18 | 0170 | Beta-Gamma-Delta | Oct 2, 2002 | Oct 9, 2002 | Oct 22, 2002 |
| № 133 | S27 | W29 | 01 | 0000 | Alpha | Sep 27, 2002 | Oct 4, 2002 | Oct 18, 2002 |
| № 132 | N19 | W65 | 12 | 0190 | Beta-Gamma | Sep 24, 2002 | Oct 1, 2002 | Oct 15, 2002 |
| № 131 | S06 | W35 | 02 | 0000 | Beta | Sep 26, 2002 | Oct 3, 2002 | Oct 17, 2002 |
| № 130 | N06 | W17 | 09 | 0150 | Beta | Sep 28, 2002 | Oct 4, 2002 | Oct 18, 2002 |
| № 129 | N27 | W13 | 11 | 0010 | Beta | Sep 28, 2002 | Oct 5, 2002 | Oct 19, 2002 |
| № 127 | S13 | W74 | 07 | 0190 | Beta | Sep 23, 2002 | Sep 30, 2002 | Oct 14, 2002 |
| № 125 | S08 | W52 | 05 | 0030 | Beta | Sep 25, 2002 | Oct 2, 2002 | Oct 15, 2002 |
| № 122 | S18 | W71 | 05 | 0070 | Beta | Sep 24, 2002 | Sep 30, 2002 | Oct 14, 2002 |
| № 117 | S08 | W89 | 01 | 0120 | Alpha | Sep 22, 2002 | Sep 29, 2002 | Oct 13, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to September 2002. The gray background is the average SSN index.
