Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 17, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9200 | S16 | E60 | 03 | 0110 | Beta | Oct 22, 2000 | Oct 29, 2000 | Nov 12, 2000 |
| № 9199 | N12 | E56 | 01 | 0030 | Alpha | Oct 22, 2000 | Oct 29, 2000 | Nov 11, 2000 |
| № 9198 | S31 | E41 | 08 | 0070 | Beta | Oct 21, 2000 | Oct 28, 2000 | Nov 11, 2000 |
| № 9194 | S11 | E11 | 12 | 0080 | Beta-Gamma | Oct 19, 2000 | Oct 25, 2000 | Nov 8, 2000 |
| № 9193 | N06 | W72 | 07 | 0130 | Beta | Oct 12, 2000 | Oct 19, 2000 | Nov 2, 2000 |
| № 9192 | S13 | W64 | 03 | 0010 | Beta | Oct 13, 2000 | Oct 20, 2000 | Nov 2, 2000 |
| № 9190 | S15 | W32 | 05 | 0050 | Beta | Oct 15, 2000 | Oct 22, 2000 | Nov 5, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to October 2000. The gray background is the average SSN index.
