Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on June 2, 2003. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 375 | N11 | E70 | 02 | 0140 | Beta | Jun 9, 2003 | Jun 15, 2003 | Jun 29, 2003 |
| № 373 | N07 | E11 | 07 | 0120 | Beta | Jun 4, 2003 | Jun 11, 2003 | Jun 24, 2003 |
| № 368 | S33 | W55 | 02 | 0010 | Alpha | May 30, 2003 | Jun 6, 2003 | Jun 20, 2003 |
| № 365 | S07 | W88 | 15 | 0450 | Beta-Gamma-Delta | May 28, 2003 | Jun 3, 2003 | Jun 17, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to June 2003. The gray background is the average SSN index.