Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 25, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 370 | N16 | E34 | 01 | 0010 | Alpha | May 29, 2003 | Jun 5, 2003 | Jun 18, 2003 |
| № 369 | N12 | W12 | 01 | 0010 | Alpha | May 25, 2003 | Jun 1, 2003 | Jun 15, 2003 |
| № 368 | S33 | E46 | 01 | 0170 | Alpha | May 30, 2003 | Jun 6, 2003 | Jun 20, 2003 |
| № 367 | S14 | E38 | 01 | 0070 | Alpha | May 29, 2003 | Jun 5, 2003 | Jun 19, 2003 |
| № 366 | N11 | E32 | 01 | 0010 | Alpha | May 29, 2003 | Jun 5, 2003 | Jun 18, 2003 |
| № 365 | S08 | E07 | 05 | 0020 | Beta | May 27, 2003 | Jun 3, 2003 | Jun 16, 2003 |
| № 362 | S10 | W48 | 04 | 0030 | Beta | May 23, 2003 | May 29, 2003 | Jun 12, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to May 2003. The gray background is the average SSN index.
