Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 2, 2001. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9365 | S07 | E26 | 05 | 0010 | Beta | Mar 5, 2001 | Mar 12, 2001 | Mar 25, 2001 |
| № 9364 | S10 | W28 | 04 | 0010 | Beta | Mar 1, 2001 | Mar 8, 2001 | Mar 21, 2001 |
| № 9360 | S10 | W49 | 01 | 0010 | Alpha | Feb 27, 2001 | Mar 6, 2001 | Mar 20, 2001 |
| № 9359 | N12 | W44 | 09 | 0050 | Beta | Feb 28, 2001 | Mar 6, 2001 | Mar 20, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1972 to March 2001. The gray background is the average SSN index.
