Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 10, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9347 | N04 | E66 | 04 | 0090 | Beta | Feb 16, 2001 | Feb 23, 2001 | Mar 8, 2001 |
| № 9346 | N18 | W54 | 04 | 0030 | Beta | Feb 7, 2001 | Feb 14, 2001 | Feb 27, 2001 |
| № 9345 | S19 | E07 | 07 | 0040 | Beta | Feb 12, 2001 | Feb 18, 2001 | Mar 4, 2001 |
| № 9344 | N31 | E01 | 04 | 0020 | Beta | Feb 11, 2001 | Feb 18, 2001 | Mar 4, 2001 |
| № 9341 | S09 | W16 | 03 | 0010 | Beta | Feb 10, 2001 | Feb 17, 2001 | Mar 2, 2001 |
| № 9339 | S10 | E06 | 11 | 0200 | Beta | Feb 11, 2001 | Feb 18, 2001 | Mar 4, 2001 |
| № 9338 | S20 | W02 | 16 | 0080 | Beta | Feb 11, 2001 | Feb 18, 2001 | Mar 4, 2001 |
| № 9335 | N09 | W13 | 09 | 0060 | Beta | Feb 10, 2001 | Feb 17, 2001 | Mar 2, 2001 |
| № 9334 | N12 | W27 | 15 | 0100 | Beta | Feb 9, 2001 | Feb 16, 2001 | Mar 1, 2001 |
| № 9330 | N25 | W61 | 06 | 0070 | Beta | Feb 6, 2001 | Feb 13, 2001 | Feb 27, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1972 to February 2001. The gray background is the average SSN index.
