No image for the selected date
Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 12, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 312 | N09 | W38 | 01 | 0000 | Alpha | Mar 10, 2003 | Mar 17, 2003 | Mar 30, 2003 |
| № 311 | S16 | E19 | 16 | 0070 | Beta | Mar 14, 2003 | Mar 21, 2003 | Apr 4, 2003 |
| № 308 | N08 | E35 | 02 | 0020 | Alpha | Mar 16, 2003 | Mar 22, 2003 | Apr 5, 2003 |
| № 306 | N05 | E21 | 06 | 0520 | Beta | Mar 15, 2003 | Mar 21, 2003 | Apr 4, 2003 |
| № 305 | S22 | W26 | 05 | 0080 | Beta | Mar 11, 2003 | Mar 18, 2003 | Apr 1, 2003 |
| № 304 | S11 | W69 | 09 | 0050 | Beta | Mar 8, 2003 | Mar 15, 2003 | Mar 28, 2003 |
| № 302 | N20 | W30 | 03 | 0020 | Beta | Mar 11, 2003 | Mar 18, 2003 | Mar 31, 2003 |
| № 300 | N16 | W39 | 09 | 0030 | Beta | Mar 10, 2003 | Mar 17, 2003 | Mar 31, 2003 |
| № 296 | N12 | W71 | 01 | 0290 | Alpha | 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.
