Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 7, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 302 | N20 | E37 | 02 | 0020 | Beta | Mar 11, 2003 | Mar 18, 2003 | Mar 31, 2003 |
| № 301 | N22 | E10 | 08 | 0040 | Beta | Mar 9, 2003 | Mar 16, 2003 | Mar 29, 2003 |
| № 300 | N17 | E27 | 02 | 0010 | Alpha | Mar 10, 2003 | Mar 17, 2003 | Mar 30, 2003 |
| № 299 | N13 | E08 | 15 | 0030 | Beta | Mar 8, 2003 | Mar 15, 2003 | Mar 29, 2003 |
| № 297 | S15 | E02 | 06 | 0030 | Beta | Mar 8, 2003 | Mar 15, 2003 | Mar 28, 2003 |
| № 296 | N12 | W03 | 14 | 0470 | Beta-Gamma | Mar 8, 2003 | Mar 14, 2003 | Mar 28, 2003 |
| № 295 | S18 | W23 | 04 | 0040 | Beta | Mar 6, 2003 | Mar 13, 2003 | Mar 27, 2003 |
| № 294 | S10 | W52 | 01 | 0020 | Alpha | Mar 4, 2003 | Mar 11, 2003 | Mar 24, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to March 2003. The gray background is the average SSN index.