Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 31, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9976 | S10 | E03 | 06 | 0020 | Beta | Jun 1, 2002 | Jun 8, 2002 | Jun 21, 2002 |
| № 9975 | N23 | E52 | 05 | 0020 | Beta | Jun 5, 2002 | Jun 12, 2002 | Jun 26, 2002 |
| № 9974 | N18 | E47 | 01 | 0040 | Alpha | Jun 4, 2002 | Jun 11, 2002 | Jun 25, 2002 |
| № 9973 | S16 | E50 | 23 | 0880 | Beta-Gamma | Jun 5, 2002 | Jun 11, 2002 | Jun 25, 2002 |
| № 9972 | S21 | E33 | 11 | 0110 | Beta | Jun 3, 2002 | Jun 10, 2002 | Jun 24, 2002 |
| № 9970 | N06 | E03 | 08 | 0120 | Beta | Jun 1, 2002 | Jun 8, 2002 | Jun 21, 2002 |
| № 9969 | N09 | E06 | 05 | 0010 | Beta | Jun 1, 2002 | Jun 8, 2002 | Jun 22, 2002 |
| № 9967 | N12 | W49 | 03 | 0010 | Beta | May 28, 2002 | Jun 4, 2002 | Jun 18, 2002 |
| № 9965 | S08 | W45 | 05 | 0040 | Beta | May 28, 2002 | Jun 4, 2002 | Jun 18, 2002 |
| № 9963 | N16 | W54 | 12 | 0260 | Beta | May 28, 2002 | Jun 4, 2002 | Jun 17, 2002 |
| № 9961 | S21 | W70 | 01 | 0110 | Alpha | May 26, 2002 | Jun 2, 2002 | Jun 16, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to May 2002. The gray background is the average SSN index.
