Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 23, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9013 | S04 | W87 | 02 | 0040 | BETA | May 17, 2000 | May 24, 2000 | Jun 7, 2000 |
| № 9011 | N17 | E29 | 05 | 0170 | ALPHA | May 26, 2000 | Jun 2, 2000 | Jun 16, 2000 |
| № 9010 | N22 | E18 | 14 | 0070 | BETA | May 25, 2000 | Jun 1, 2000 | Jun 15, 2000 |
| № 9009 | S15 | E17 | 02 | 0030 | BETA | May 25, 2000 | Jun 1, 2000 | Jun 15, 2000 |
| № 9004 | N12 | W32 | 15 | 0440 | BETA | May 21, 2000 | May 28, 2000 | Jun 11, 2000 |
| № 9002 | N20 | W21 | 27 | 0610 | BETA | May 22, 2000 | May 29, 2000 | Jun 12, 2000 |
| № 8999 | N20 | W46 | 02 | 0000 | BETA | May 20, 2000 | May 27, 2000 | Jun 10, 2000 |
| № 8998 | S12 | W48 | 28 | 0330 | BETA | May 20, 2000 | May 27, 2000 | Jun 10, 2000 |
| № 8996 | S20 | W61 | 22 | 0460 | BETA | 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.