Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 16, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9785 | N11 | E28 | 05 | 0190 | Beta-Gamma | Jan 19, 2002 | Jan 26, 2002 | Feb 9, 2002 |
| № 9783 | S11 | E42 | 02 | 0260 | Alpha | Jan 20, 2002 | Jan 27, 2002 | Feb 10, 2002 |
| № 9782 | N06 | E20 | 11 | 0220 | Beta-Delta | Jan 19, 2002 | Jan 25, 2002 | Feb 8, 2002 |
| № 9781 | S05 | E13 | 01 | 0060 | Alpha | Jan 18, 2002 | Jan 25, 2002 | Feb 7, 2002 |
| № 9779 | N29 | W24 | 01 | 0110 | Alpha | Jan 15, 2002 | Jan 22, 2002 | Feb 5, 2002 |
| № 9778 | S15 | W18 | 11 | 0090 | Beta | Jan 16, 2002 | Jan 22, 2002 | Feb 5, 2002 |
| № 9776 | N08 | W50 | 02 | 0010 | Beta | Jan 13, 2002 | Jan 20, 2002 | Feb 3, 2002 |
| № 9775 | S06 | W69 | 14 | 0280 | Beta-Gamma-Delta | Jan 12, 2002 | Jan 19, 2002 | Feb 1, 2002 |
| № 9773 | N16 | W82 | 07 | 0260 | Beta-Gamma | Jan 11, 2002 | Jan 18, 2002 | Jan 31, 2002 |
| № 9772 | S17 | W81 | 01 | 0030 | Alpha | Jan 11, 2002 | Jan 18, 2002 | Jan 31, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to January 2002. The gray background is the average SSN index.
