Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 290 | N18 | W21 | 20 | 0340 | Beta-Gamma | Feb 23, 2003 | Mar 2, 2003 | Mar 16, 2003 |
| № 288 | N14 | W40 | 01 | 0040 | Alpha | Feb 22, 2003 | Mar 1, 2003 | Mar 14, 2003 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1974, January to 2003, February. Gray background - average solar cycle.
