Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 8, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9343 | N03 | E10 | 01 | 0000 | Alpha | Feb 10, 2001 | Feb 16, 2001 | Mar 2, 2001 |
| № 9342 | S26 | E44 | 01 | 0000 | Alpha | Feb 12, 2001 | Feb 19, 2001 | Mar 5, 2001 |
| № 9341 | S08 | E11 | 02 | 0010 | Beta | Feb 10, 2001 | Feb 16, 2001 | Mar 2, 2001 |
| № 9339 | S09 | E36 | 12 | 0240 | Beta | Feb 12, 2001 | Feb 18, 2001 | Mar 4, 2001 |
| № 9338 | S19 | E26 | 06 | 0020 | Beta | Feb 11, 2001 | Feb 18, 2001 | Mar 3, 2001 |
| № 9337 | S27 | E27 | 07 | 0060 | Beta | Feb 11, 2001 | Feb 18, 2001 | Mar 4, 2001 |
| № 9335 | N10 | E16 | 15 | 0100 | Beta-Gamma | Feb 10, 2001 | Feb 17, 2001 | Mar 2, 2001 |
| № 9334 | N12 | E01 | 21 | 0150 | Beta | Feb 9, 2001 | Feb 16, 2001 | Mar 1, 2001 |
| № 9330 | N25 | W34 | 08 | 0080 | 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.
