Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 20, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9012 | S29 | W22 | 04 | 0000 | BETA | May 19, 2000 | May 26, 2000 | Jun 9, 2000 |
| № 9011 | N19 | E71 | 02 | 0240 | ALPHA | May 26, 2000 | Jun 2, 2000 | Jun 16, 2000 |
| № 9010 | N20 | E60 | 09 | 0180 | BETA | May 25, 2000 | Jun 1, 2000 | Jun 15, 2000 |
| № 9009 | S13 | E57 | 01 | 0040 | ALPHA | May 25, 2000 | Jun 1, 2000 | Jun 15, 2000 |
| № 9004 | N12 | E08 | 17 | 0130 | BETA | May 21, 2000 | May 28, 2000 | Jun 11, 2000 |
| № 9002 | N18 | E20 | 41 | 0730 | BETA-GAMMA | May 22, 2000 | May 29, 2000 | Jun 12, 2000 |
| № 8999 | N19 | W07 | 02 | 0000 | BETA | May 20, 2000 | May 27, 2000 | Jun 10, 2000 |
| № 8998 | S12 | W07 | 31 | 0490 | BETA-GAMMA | May 20, 2000 | May 27, 2000 | Jun 10, 2000 |
| № 8996 | S21 | W20 | 42 | 0950 | BETA-GAMMA | May 19, 2000 | May 26, 2000 | Jun 9, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to May 2000. The gray background is the average SSN index.
