Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 3, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9726 | S15 | E69 | 02 | 0070 | Beta | Dec 9, 2001 | Dec 16, 2001 | Dec 30, 2001 |
| № 9725 | S11 | W45 | 03 | 0030 | Beta | Dec 1, 2001 | Dec 7, 2001 | Dec 21, 2001 |
| № 9724 | N09 | E59 | 01 | 0050 | Alpha | Dec 8, 2001 | Dec 15, 2001 | Dec 29, 2001 |
| № 9723 | S06 | E31 | 03 | 0020 | Beta | Dec 6, 2001 | Dec 13, 2001 | Dec 27, 2001 |
| № 9722 | S15 | W34 | 04 | 0040 | Beta | Dec 1, 2001 | Dec 8, 2001 | Dec 22, 2001 |
| № 9721 | N13 | E30 | 07 | 0170 | Beta | Dec 6, 2001 | Dec 13, 2001 | Dec 27, 2001 |
| № 9720 | S18 | E20 | 12 | 0040 | Beta | Dec 6, 2001 | Dec 12, 2001 | Dec 26, 2001 |
| № 9719 | N04 | W51 | 06 | 0040 | Beta | Nov 30, 2001 | Dec 7, 2001 | Dec 20, 2001 |
| № 9718 | S06 | E17 | 30 | 0600 | Beta-Gamma | Dec 5, 2001 | Dec 12, 2001 | Dec 26, 2001 |
| № 9717 | N05 | E13 | 06 | 0230 | Beta | Dec 5, 2001 | Dec 12, 2001 | Dec 25, 2001 |
| № 9716 | S04 | W23 | 08 | 0040 | Beta | Dec 2, 2001 | Dec 9, 2001 | Dec 23, 2001 |
| № 9715 | N04 | W37 | 45 | 0800 | Beta-Gamma-Delta | Dec 1, 2001 | Dec 8, 2001 | Dec 22, 2001 |
| № 9714 | S09 | W95 | 03 | 0120 | Beta | Nov 27, 2001 | Dec 4, 2001 | Dec 17, 2001 |
| № 9712 | N12 | W78 | 01 | 0000 | Alpha | Nov 28, 2001 | Dec 5, 2001 | Dec 19, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1972 to December 2001. The gray background is the average SSN index.
