Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on June 4, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9984 | N19 | E15 | 02 | 0010 | Alpha | Jun 6, 2002 | Jun 13, 2002 | Jun 27, 2002 |
| № 9983 | N24 | E59 | 01 | 0010 | Alpha | Jun 9, 2002 | Jun 16, 2002 | Jun 30, 2002 |
| № 9982 | S02 | E64 | 01 | 0020 | Alpha | Jun 10, 2002 | Jun 16, 2002 | Jun 30, 2002 |
| № 9981 | S22 | E58 | 01 | 0050 | Alpha | Jun 9, 2002 | Jun 16, 2002 | Jun 30, 2002 |
| № 9980 | S20 | W19 | 03 | 0010 | Beta | Jun 3, 2002 | Jun 10, 2002 | Jun 24, 2002 |
| № 9979 | S28 | E38 | 09 | 0060 | Beta | Jun 8, 2002 | Jun 15, 2002 | Jun 29, 2002 |
| № 9978 | S20 | E23 | 15 | 0250 | Beta | Jun 7, 2002 | Jun 13, 2002 | Jun 27, 2002 |
| № 9977 | S20 | W77 | 03 | 0040 | Beta | May 30, 2002 | Jun 6, 2002 | Jun 20, 2002 |
| № 9975 | N21 | W05 | 07 | 0030 | Beta | Jun 4, 2002 | Jun 11, 2002 | Jun 25, 2002 |
| № 9974 | N15 | W07 | 02 | 0020 | Alpha | Jun 4, 2002 | Jun 11, 2002 | Jun 25, 2002 |
| № 9973 | S16 | W01 | 29 | 0570 | Beta-Gamma | Jun 5, 2002 | Jun 12, 2002 | Jun 25, 2002 |
| № 9972 | S21 | W21 | 03 | 0020 | Beta | Jun 3, 2002 | Jun 10, 2002 | Jun 24, 2002 |
| № 9970 | N06 | W51 | 02 | 0040 | Beta | Jun 1, 2002 | Jun 8, 2002 | Jun 21, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to June 2002. The gray background is the average SSN index.
