Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 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) | |
|---|---|---|---|---|---|---|---|---|
| № 156 | N09 | E12 | 02 | 0010 | Beta | Oct 14, 2002 | Oct 21, 2002 | Nov 3, 2002 |
| № 155 | S09 | W51 | 03 | 0030 | Beta | Oct 9, 2002 | Oct 16, 2002 | Oct 29, 2002 |
| № 154 | S13 | E57 | 02 | 0030 | Beta | Oct 17, 2002 | Oct 24, 2002 | Nov 7, 2002 |
| № 152 | N20 | W27 | 02 | 0010 | Beta | Oct 11, 2002 | Oct 18, 2002 | Oct 31, 2002 |
| № 149 | N15 | E50 | 12 | 0220 | Beta | Oct 17, 2002 | Oct 23, 2002 | Nov 6, 2002 |
| № 148 | S20 | E45 | 01 | 0040 | Alpha | Oct 16, 2002 | Oct 23, 2002 | Nov 6, 2002 |
| № 146 | S09 | W03 | 01 | 0020 | Alpha | Oct 13, 2002 | Oct 19, 2002 | Nov 2, 2002 |
| № 145 | N13 | E38 | 01 | 0070 | Alpha | Oct 16, 2002 | Oct 23, 2002 | Nov 5, 2002 |
| № 144 | N12 | W08 | 12 | 0110 | Beta | Oct 12, 2002 | Oct 19, 2002 | Nov 2, 2002 |
| № 142 | N05 | W15 | 01 | 0000 | Alpha | Oct 12, 2002 | Oct 18, 2002 | Nov 1, 2002 |
| № 140 | S08 | W09 | 04 | 0180 | Beta | Oct 12, 2002 | Oct 19, 2002 | Nov 2, 2002 |
| № 139 | N09 | W44 | 17 | 0590 | Beta-Gamma-Delta | Oct 10, 2002 | Oct 16, 2002 | Oct 30, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to October 2002. The gray background is the average SSN index.
