Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 30, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9888 | S11 | E66 | 04 | 0150 | Beta | Apr 5, 2002 | Apr 12, 2002 | Apr 26, 2002 |
| № 9887 | N01 | E62 | 03 | 0010 | Beta | Apr 5, 2002 | Apr 12, 2002 | Apr 25, 2002 |
| № 9886 | N11 | E55 | 07 | 0090 | Beta | Apr 4, 2002 | Apr 11, 2002 | Apr 25, 2002 |
| № 9885 | N12 | E40 | 25 | 0460 | Beta-Gamma | Apr 3, 2002 | Apr 10, 2002 | Apr 24, 2002 |
| № 9884 | S19 | E10 | 13 | 0060 | Beta | Apr 1, 2002 | Apr 8, 2002 | Apr 22, 2002 |
| № 9883 | N07 | W14 | 03 | 0020 | Alpha | Mar 30, 2002 | Apr 6, 2002 | Apr 20, 2002 |
| № 9880 | N08 | W80 | 14 | 0400 | Beta-Gamma | Mar 25, 2002 | Apr 1, 2002 | Apr 15, 2002 |
| № 9878 | N09 | W44 | 09 | 0080 | Beta | Mar 28, 2002 | Apr 4, 2002 | Apr 17, 2002 |
| № 9876 | S15 | W51 | 21 | 0090 | Beta | Mar 27, 2002 | Apr 3, 2002 | Apr 17, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to March 2002. The gray background is the average SSN index.
