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) | |
|---|---|---|---|---|---|---|---|---|
| № 9371 | N21 | W39 | 06 | 0010 | Beta | Mar 3, 2001 | Mar 10, 2001 | Mar 24, 2001 |
| № 9370 | N10 | E42 | 01 | 0000 | Alpha | Mar 9, 2001 | Mar 16, 2001 | Mar 30, 2001 |
| № 9369 | N17 | W64 | 07 | 0110 | Beta | Mar 1, 2001 | Mar 8, 2001 | Mar 22, 2001 |
| № 9368 | N25 | E20 | 16 | 0150 | Beta | Mar 8, 2001 | Mar 15, 2001 | Mar 28, 2001 |
| № 9367 | N10 | E22 | 01 | 0010 | Alpha | Mar 8, 2001 | Mar 14, 2001 | Mar 28, 2001 |
| № 9366 | S24 | E12 | 23 | 0090 | Beta | Mar 7, 2001 | Mar 14, 2001 | Mar 28, 2001 |
| № 9365 | S09 | W18 | 05 | 0010 | Beta | Mar 5, 2001 | Mar 11, 2001 | Mar 25, 2001 |
| № 9364 | S11 | W68 | 05 | 0050 | Beta | Mar 1, 2001 | Mar 8, 2001 | Mar 21, 2001 |
| № 9359 | N15 | W83 | 03 | 0030 | Alpha | Feb 28, 2001 | Mar 7, 2001 | Mar 20, 2001 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1972, January to 2001, March. Gray background - average solar cycle.
