Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on November 20, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9710 | S12 | E32 | 12 | 0050 | Beta | Nov 23, 2001 | Nov 30, 2001 | Dec 14, 2001 |
| № 9708 | N03 | W39 | 05 | 0020 | Beta | Nov 18, 2001 | Nov 25, 2001 | Dec 8, 2001 |
| № 9705 | N15 | W17 | 06 | 0010 | Beta | Nov 20, 2001 | Nov 27, 2001 | Dec 10, 2001 |
| № 9704 | S16 | E02 | 28 | 0610 | Beta-Gamma-Delta | Nov 21, 2001 | Nov 28, 2001 | Dec 12, 2001 |
| № 9698 | S24 | W28 | 08 | 0120 | Beta | Nov 19, 2001 | Nov 26, 2001 | Dec 10, 2001 |
| № 9697 | N12 | W31 | 16 | 0330 | Beta-Gamma | Nov 19, 2001 | Nov 25, 2001 | Dec 9, 2001 |
| № 9695 | N12 | W49 | 01 | 0080 | Alpha | Nov 17, 2001 | Nov 24, 2001 | Dec 8, 2001 |
| № 9694 | N14 | W80 | 01 | 0030 | Alpha | Nov 15, 2001 | Nov 22, 2001 | Dec 5, 2001 |
| № 9691 | N10 | W95 | 01 | 0030 | Alpha | Nov 14, 2001 | Nov 21, 2001 | Dec 4, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1972 to November 2001. The gray background is the average SSN index.
