Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 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) | |
|---|---|---|---|---|---|---|---|---|
| № 24 | S34 | E61 | 03 | 0010 | Beta | Jul 10, 2002 | Jul 17, 2002 | Jul 31, 2002 |
| № 23 | S23 | E52 | 01 | 0010 | Alpha | Jul 9, 2002 | Jul 16, 2002 | Jul 30, 2002 |
| № 22 | S20 | E30 | 03 | 0010 | Beta | Jul 7, 2002 | Jul 14, 2002 | Jul 28, 2002 |
| № 21 | S29 | E06 | 03 | 0010 | Beta | Jul 5, 2002 | Jul 13, 2002 | Jul 27, 2002 |
| № 20 | N00 | E50 | 01 | 0010 | Alpha | Jul 9, 2002 | Jul 16, 2002 | Jul 29, 2002 |
| № 19 | S18 | E20 | 23 | 0390 | Beta-Gamma | Jul 7, 2002 | Jul 13, 2002 | Jul 27, 2002 |
| № 17 | S18 | W63 | 18 | 0610 | Beta-Gamma-Delta | Jun 30, 2002 | Jul 7, 2002 | Jul 21, 2002 |
| № 16 | S16 | W34 | 01 | 0050 | Alpha | Jul 2, 2002 | Jul 9, 2002 | Jul 23, 2002 |
| № 11 | S13 | W86 | 04 | 0100 | 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.
