Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 9, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9371 | N22 | W86 | 08 | 0270 | Beta | Mar 3, 2001 | Mar 10, 2001 | Mar 24, 2001 |
| № 9370 | N10 | W12 | 13 | 0160 | Beta | Mar 9, 2001 | Mar 16, 2001 | Mar 29, 2001 |
| № 9368 | N26 | W33 | 21 | 0610 | Beta-Gamma | Mar 7, 2001 | Mar 14, 2001 | Mar 28, 2001 |
| № 9366 | S25 | W41 | 04 | 0010 | Beta | Mar 7, 2001 | Mar 14, 2001 | Mar 28, 2001 |
| № 9365 | S10 | W75 | 02 | 0020 | Alpha | Mar 4, 2001 | Mar 11, 2001 | Mar 25, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1972 to March 2001. The gray background is the average SSN index.
