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) | |
|---|---|---|---|---|---|---|---|---|
| № 9303 | S04 | W47 | 04 | 0040 | Beta | Jan 4, 2001 | Jan 11, 2001 | Jan 25, 2001 |
| № 9302 | N19 | E52 | 05 | 0090 | Beta | Jan 12, 2001 | Jan 19, 2001 | Feb 2, 2001 |
| № 9301 | N07 | E48 | 03 | 0040 | Beta | Jan 12, 2001 | Jan 18, 2001 | Feb 1, 2001 |
| № 9300 | S13 | E32 | 04 | 0020 | Beta | Jan 10, 2001 | Jan 17, 2001 | Jan 31, 2001 |
| № 9297 | N23 | W41 | 12 | 0080 | Beta | Jan 5, 2001 | Jan 12, 2001 | Jan 26, 2001 |
| № 9296 | N09 | E22 | 02 | 0130 | Beta | Jan 10, 2001 | Jan 16, 2001 | Jan 30, 2001 |
| № 9295 | S14 | E19 | 04 | 0070 | Beta | Jan 9, 2001 | Jan 16, 2001 | Jan 30, 2001 |
| № 9294 | N22 | E06 | 02 | 0020 | Alpha | Jan 8, 2001 | Jan 15, 2001 | Jan 29, 2001 |
| № 9293 | N11 | W26 | 03 | 0010 | Beta | Jan 6, 2001 | Jan 13, 2001 | Jan 26, 2001 |
| № 9292 | N24 | W29 | 02 | 0010 | Alpha | Jan 6, 2001 | Jan 13, 2001 | Jan 27, 2001 |
| № 9291 | S13 | W76 | 02 | 0070 | Alpha | Jan 2, 2001 | Jan 9, 2001 | Jan 23, 2001 |
| № 9289 | S06 | W67 | 09 | 0480 | Beta | Jan 3, 2001 | Jan 10, 2001 | Jan 23, 2001 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1972, January to 2001, January. Gray background - average solar cycle.
