Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 15, 2000. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8874 | S08 | E54 | 03 | 0010 | BETA | Feb 20, 2000 | Feb 27, 2000 | Mar 11, 2000 |
| № 8873 | S18 | E54 | 03 | 0010 | BETA | Feb 20, 2000 | Feb 27, 2000 | Mar 12, 2000 |
| № 8872 | S27 | E40 | 05 | 0050 | BETA | Feb 19, 2000 | Feb 26, 2000 | Mar 11, 2000 |
| № 8871 | S15 | W48 | 11 | 0060 | BETA | Feb 12, 2000 | Feb 19, 2000 | Mar 4, 2000 |
| № 8870 | N19 | E25 | 01 | 0060 | ALPHA | Feb 18, 2000 | Feb 25, 2000 | Mar 10, 2000 |
| № 8869 | S24 | E22 | 05 | 0030 | BETA | Feb 18, 2000 | Feb 25, 2000 | Mar 10, 2000 |
| № 8868 | S24 | W35 | 04 | 0020 | BETA | Feb 13, 2000 | Feb 20, 2000 | Mar 5, 2000 |
| № 8867 | S16 | W33 | 10 | 0040 | BETA | Feb 13, 2000 | Feb 20, 2000 | Mar 5, 2000 |
| № 8862 | S06 | W33 | 01 | 0140 | ALPHA | Feb 14, 2000 | Feb 20, 2000 | Mar 5, 2000 |
| № 8858 | N25 | W61 | 02 | 0020 | ALPHA | Feb 11, 2000 | Feb 18, 2000 | Mar 3, 2000 |
| № 8856 | S16 | W75 | 03 | 0030 | BETA | Feb 10, 2000 | Feb 17, 2000 | Mar 2, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to February 2000. The gray background is the average SSN index.
