Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 25, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9679 | S11 | E46 | 04 | 0030 | Beta | Oct 29, 2001 | Nov 5, 2001 | Nov 19, 2001 |
| № 9678 | N07 | E34 | 22 | 0140 | Beta-Gamma | Oct 29, 2001 | Nov 4, 2001 | Nov 18, 2001 |
| № 9677 | N19 | E19 | 11 | 0040 | Beta | Oct 27, 2001 | Nov 3, 2001 | Nov 17, 2001 |
| № 9676 | N16 | E18 | 02 | 0050 | Alpha | Oct 27, 2001 | Nov 3, 2001 | Nov 17, 2001 |
| № 9675 | S13 | E15 | 02 | 0020 | Beta | Oct 27, 2001 | Nov 3, 2001 | Nov 17, 2001 |
| № 9674 | S08 | W32 | 01 | 0010 | Alpha | Oct 24, 2001 | Oct 30, 2001 | Nov 13, 2001 |
| № 9673 | N02 | W09 | 04 | 0130 | Beta | Oct 25, 2001 | Nov 1, 2001 | Nov 15, 2001 |
| № 9672 | S19 | W13 | 26 | 0490 | Beta-Gamma-Delta | Oct 25, 2001 | Nov 1, 2001 | Nov 15, 2001 |
| № 9671 | N16 | W62 | 03 | 0010 | Beta | Oct 21, 2001 | Oct 28, 2001 | Nov 11, 2001 |
| № 9670 | S18 | W34 | 28 | 0370 | Beta-Gamma | Oct 23, 2001 | Oct 30, 2001 | Nov 13, 2001 |
| № 9669 | N14 | W51 | 07 | 0050 | Beta | Oct 22, 2001 | Oct 29, 2001 | Nov 12, 2001 |
| № 9667 | N27 | W61 | 00 | 0000 | Alpha | Oct 21, 2001 | Oct 28, 2001 | Nov 11, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1972 to October 2001. The gray background is the average SSN index.
