Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 27, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 292 | S08 | W26 | 07 | 0030 | Beta | Feb 26, 2003 | Mar 5, 2003 | Mar 18, 2003 |
| № 290 | N18 | W58 | 07 | 0140 | Beta | Feb 23, 2003 | Mar 2, 2003 | Mar 16, 2003 |
| № 288 | N16 | W79 | 01 | 0050 | Alpha | Feb 22, 2003 | Mar 1, 2003 | Mar 14, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to February 2003. The gray background is the average SSN index.
