Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 20, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9961 | S22 | E78 | 05 | 0110 | Beta | May 27, 2002 | Jun 3, 2002 | Jun 17, 2002 |
| № 9960 | N14 | E60 | 07 | 0140 | Beta | May 25, 2002 | Jun 1, 2002 | Jun 15, 2002 |
| № 9958 | N04 | E26 | 02 | 0090 | Beta | May 23, 2002 | May 30, 2002 | Jun 12, 2002 |
| № 9957 | N08 | E36 | 38 | 0830 | Beta-Gamma-Delta | May 24, 2002 | May 30, 2002 | Jun 13, 2002 |
| № 9955 | S14 | E17 | 02 | 0030 | Alpha | May 22, 2002 | May 29, 2002 | Jun 12, 2002 |
| № 9954 | S22 | E16 | 06 | 0100 | Beta | May 22, 2002 | May 29, 2002 | Jun 12, 2002 |
| № 9950 | S04 | W62 | 01 | 0050 | Alpha | May 16, 2002 | May 23, 2002 | Jun 5, 2002 |
| № 9948 | S21 | W42 | 01 | 0330 | Alpha | May 18, 2002 | May 25, 2002 | Jun 7, 2002 |
| № 9945 | S01 | W93 | 03 | 0050 | Beta | May 14, 2002 | May 21, 2002 | Jun 3, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to May 2002. The gray background is the average SSN index.
