Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9882 | N14 | E74 | 02 | 0040 | Beta | Mar 29, 2002 | Apr 5, 2002 | Apr 19, 2002 |
| № 9881 | S05 | W07 | 03 | 0020 | Beta | Mar 23, 2002 | Mar 30, 2002 | Apr 13, 2002 |
| № 9880 | N06 | E22 | 03 | 0010 | Beta | Mar 26, 2002 | Apr 1, 2002 | Apr 15, 2002 |
| № 9879 | N15 | W61 | 06 | 0130 | Beta | Mar 19, 2002 | Mar 26, 2002 | Apr 9, 2002 |
| № 9878 | N08 | E55 | 09 | 0150 | Beta | Mar 28, 2002 | Apr 4, 2002 | Apr 17, 2002 |
| № 9877 | N15 | W55 | 08 | 0070 | Beta | Mar 20, 2002 | Mar 27, 2002 | Apr 9, 2002 |
| № 9876 | S16 | E46 | 07 | 0080 | Beta | Mar 27, 2002 | Apr 3, 2002 | Apr 17, 2002 |
| № 9875 | S20 | E24 | 15 | 0120 | Beta | Mar 26, 2002 | Apr 2, 2002 | Apr 15, 2002 |
| № 9874 | N18 | W15 | 01 | 0000 | Alpha | Mar 23, 2002 | Mar 30, 2002 | Apr 12, 2002 |
| № 9873 | S18 | W80 | 01 | 0060 | Alpha | Mar 18, 2002 | Mar 25, 2002 | Apr 7, 2002 |
| № 9871 | S19 | W45 | 07 | 0200 | Beta-Gamma | Mar 20, 2002 | Mar 27, 2002 | Apr 10, 2002 |
| № 9870 | S20 | W88 | 01 | 0090 | Alpha | Mar 17, 2002 | Mar 24, 2002 | Apr 7, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to March 2002. The gray background is the average SSN index.
