Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 31, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9024 | S15 | E44 | 01 | 0000 | ALPHA | Jun 4, 2000 | Jun 11, 2000 | Jun 25, 2000 |
| № 9023 | S03 | W23 | 09 | 0010 | BETA | May 30, 2000 | Jun 6, 2000 | Jun 19, 2000 |
| № 9022 | S22 | E42 | 08 | 0040 | BETA | Jun 4, 2000 | Jun 11, 2000 | Jun 25, 2000 |
| № 9021 | N04 | W08 | 02 | 0000 | ALPHA | May 31, 2000 | Jun 7, 2000 | Jun 21, 2000 |
| № 9020 | N04 | W33 | 03 | 0010 | BETA | May 29, 2000 | Jun 5, 2000 | Jun 19, 2000 |
| № 9019 | S36 | W84 | 04 | 0050 | BETA | May 25, 2000 | Jun 1, 2000 | Jun 16, 2000 |
| № 9018 | S21 | W63 | 07 | 0060 | BETA | May 27, 2000 | Jun 3, 2000 | Jun 17, 2000 |
| № 9017 | S13 | E04 | 25 | 0650 | BETA-GAMMA | Jun 1, 2000 | Jun 8, 2000 | Jun 22, 2000 |
| № 9011 | N20 | W75 | 04 | 0100 | BETA | May 26, 2000 | Jun 2, 2000 | Jun 16, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to May 2000. The gray background is the average SSN index.
