Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 19, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9832 | S13 | E27 | 09 | 0020 | Beta | Feb 22, 2002 | Mar 1, 2002 | Mar 14, 2002 |
| № 9830 | S18 | E22 | 43 | 0480 | Beta-Gamma | Feb 22, 2002 | Feb 28, 2002 | Mar 14, 2002 |
| № 9825 | N14 | W49 | 10 | 0230 | Beta-Gamma | Feb 16, 2002 | Feb 23, 2002 | Mar 9, 2002 |
| № 9824 | N23 | W46 | 01 | 0110 | Alpha | Feb 16, 2002 | Feb 23, 2002 | Mar 9, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to February 2002. The gray background is the average SSN index.
