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) | |
|---|---|---|---|---|---|---|---|---|
| № 9676 | N13 | E60 | 05 | 0090 | Beta | Oct 27, 2001 | Nov 3, 2001 | Nov 17, 2001 |
| № 9675 | S13 | E58 | 01 | 0030 | Alpha | Oct 27, 2001 | Nov 3, 2001 | Nov 17, 2001 |
| № 9674 | S09 | E09 | 07 | 0080 | Beta | Oct 24, 2001 | Oct 30, 2001 | Nov 13, 2001 |
| № 9673 | N03 | E34 | 06 | 0140 | Beta | Oct 25, 2001 | Nov 1, 2001 | Nov 15, 2001 |
| № 9672 | S19 | E28 | 14 | 0330 | Beta | Oct 25, 2001 | Nov 1, 2001 | Nov 15, 2001 |
| № 9671 | N15 | W20 | 10 | 0050 | Beta | Oct 21, 2001 | Oct 28, 2001 | Nov 11, 2001 |
| № 9670 | S18 | E08 | 27 | 0390 | Beta | Oct 23, 2001 | Oct 30, 2001 | Nov 13, 2001 |
| № 9669 | N14 | W10 | 35 | 0110 | Beta | Oct 22, 2001 | Oct 29, 2001 | Nov 12, 2001 |
| № 9667 | N26 | W21 | 02 | 0010 | Alpha | Oct 21, 2001 | Oct 28, 2001 | Nov 11, 2001 |
| № 9662 | N11 | W86 | 01 | 0020 | Alpha | Oct 16, 2001 | Oct 23, 2001 | Nov 6, 2001 |
| № 9661 | N14 | W62 | 10 | 0360 | Beta-Gamma-Delta | Oct 18, 2001 | Oct 25, 2001 | Nov 8, 2001 |
| № 9658 | S15 | W84 | 01 | 0050 | Alpha | Oct 16, 2001 | Oct 23, 2001 | Nov 6, 2001 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1972, January to 2001, October. Gray background - average solar cycle.
