Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 3, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 20 | N01 | E65 | 03 | 0010 | Beta | Jul 9, 2002 | Jul 15, 2002 | Jul 29, 2002 |
| № 19 | S18 | E36 | 11 | 0510 | Beta-Gamma | Jul 7, 2002 | Jul 13, 2002 | Jul 27, 2002 |
| № 17 | S18 | W49 | 15 | 0400 | Beta-Gamma | Jun 30, 2002 | Jul 7, 2002 | Jul 21, 2002 |
| № 16 | S15 | W20 | 01 | 0040 | Alpha | Jul 2, 2002 | Jul 9, 2002 | Jul 23, 2002 |
| № 11 | S12 | W75 | 05 | 0050 | Beta | Jun 28, 2002 | Jul 5, 2002 | Jul 19, 2002 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1973 to July 2002. The gray background is the average SSN index.