Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 6, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9340 | S13 | E07 | 04 | 0010 | Beta | Feb 7, 2001 | Feb 14, 2001 | Feb 28, 2001 |
| № 9339 | S11 | E64 | 07 | 0220 | Beta | Feb 12, 2001 | Feb 18, 2001 | Mar 4, 2001 |
| № 9338 | S18 | E52 | 02 | 0020 | Beta | Feb 11, 2001 | Feb 18, 2001 | Mar 3, 2001 |
| № 9337 | S28 | E53 | 04 | 0020 | Beta | Feb 11, 2001 | Feb 18, 2001 | Mar 4, 2001 |
| № 9336 | S09 | W25 | 04 | 0010 | Beta | Feb 5, 2001 | Feb 12, 2001 | Feb 25, 2001 |
| № 9335 | N08 | E42 | 11 | 0080 | Beta | Feb 10, 2001 | Feb 17, 2001 | Mar 2, 2001 |
| № 9334 | N12 | E29 | 17 | 0180 | Beta | Feb 9, 2001 | Feb 16, 2001 | Mar 1, 2001 |
| № 9333 | N26 | W62 | 01 | 0010 | Alpha | Feb 2, 2001 | Feb 9, 2001 | Feb 23, 2001 |
| № 9330 | N26 | W07 | 06 | 0090 | Beta | Feb 6, 2001 | Feb 13, 2001 | Feb 27, 2001 |
| № 9327 | N19 | W71 | 01 | 0010 | Alpha | Feb 1, 2001 | Feb 8, 2001 | Feb 22, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1972 to February 2001. The gray background is the average SSN index.
