Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 10, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 311 | S16 | E45 | 04 | 0020 | Beta | Mar 14, 2003 | Mar 21, 2003 | Apr 4, 2003 |
| № 310 | S16 | W49 | 06 | 0030 | Beta | Mar 7, 2003 | Mar 14, 2003 | Mar 28, 2003 |
| № 309 | N05 | W77 | 05 | 0040 | Beta | Mar 5, 2003 | Mar 12, 2003 | Mar 26, 2003 |
| № 308 | N08 | E61 | 03 | 0080 | Beta | Mar 16, 2003 | Mar 22, 2003 | Apr 5, 2003 |
| № 307 | S26 | W16 | 02 | 0010 | Alpha | Mar 10, 2003 | Mar 17, 2003 | Mar 31, 2003 |
| № 306 | N05 | E47 | 07 | 0540 | Beta | Mar 15, 2003 | Mar 21, 2003 | Apr 4, 2003 |
| № 305 | S22 | W00 | 17 | 0090 | Beta | Mar 11, 2003 | Mar 18, 2003 | Apr 1, 2003 |
| № 304 | S11 | W43 | 19 | 0070 | Beta | Mar 8, 2003 | Mar 15, 2003 | Mar 28, 2003 |
| № 302 | N20 | W04 | 02 | 0010 | Beta | Mar 11, 2003 | Mar 18, 2003 | Mar 31, 2003 |
| № 301 | N22 | W32 | 05 | 0030 | Beta | Mar 9, 2003 | Mar 15, 2003 | Mar 29, 2003 |
| № 299 | N14 | W35 | 07 | 0030 | Beta | Mar 8, 2003 | Mar 15, 2003 | Mar 29, 2003 |
| № 297 | S13 | W39 | 06 | 0020 | Beta | Mar 8, 2003 | Mar 15, 2003 | Mar 28, 2003 |
| № 296 | N12 | W45 | 11 | 0440 | Beta-Gamma | Mar 8, 2003 | Mar 14, 2003 | Mar 28, 2003 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1974 to March 2003. The gray background is the average SSN index.
