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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 22, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 317 | N04 | W12 | 02 | 0010 | Alpha | Mar 22, 2003 | Mar 29, 2003 | Apr 11, 2003 |
| № 316 | S11 | E24 | 01 | 0010 | Alpha | Mar 25, 2003 | Apr 1, 2003 | Apr 14, 2003 |
| № 314 | S13 | W94 | 07 | 0180 | Beta-Gamma | Mar 16, 2003 | Mar 23, 2003 | Apr 5, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to March 2003. The gray background is the average SSN index.
