Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 23, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 132 | N18 | W00 | 09 | 0070 | Beta | Sep 24, 2002 | Oct 1, 2002 | Oct 15, 2002 |
| № 131 | S07 | E36 | 02 | 0030 | Beta | Sep 27, 2002 | Oct 3, 2002 | Oct 17, 2002 |
| № 130 | N06 | E53 | 03 | 0020 | Alpha | Sep 28, 2002 | Oct 5, 2002 | Oct 18, 2002 |
| № 129 | N25 | E55 | 01 | 0010 | Alpha | Sep 28, 2002 | Oct 5, 2002 | Oct 19, 2002 |
| № 127 | S13 | W08 | 17 | 0190 | Beta | Sep 23, 2002 | Sep 30, 2002 | Oct 14, 2002 |
| № 126 | S23 | E40 | 05 | 0080 | Beta | Sep 27, 2002 | Oct 4, 2002 | Oct 18, 2002 |
| № 125 | S09 | E15 | 04 | 0020 | Alpha | Sep 25, 2002 | Oct 2, 2002 | Oct 15, 2002 |
| № 123 | S13 | W37 | 05 | 0040 | Beta | Sep 21, 2002 | Sep 28, 2002 | Oct 12, 2002 |
| № 122 | S18 | W04 | 02 | 0040 | Alpha | Sep 24, 2002 | Sep 30, 2002 | Oct 14, 2002 |
| № 121 | S12 | W14 | 02 | 0040 | Alpha | Sep 23, 2002 | Sep 30, 2002 | Oct 13, 2002 |
| № 119 | S14 | W48 | 33 | 0650 | Beta-Delta | Sep 20, 2002 | Sep 27, 2002 | Oct 11, 2002 |
| № 117 | S09 | W20 | 03 | 0160 | Alpha | Sep 22, 2002 | Sep 29, 2002 | Oct 13, 2002 |
| № 115 | S04 | W70 | 02 | 0150 | Alpha | Sep 19, 2002 | Sep 25, 2002 | Oct 9, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to September 2002. The gray background is the average SSN index.
