Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 8973 | N22 | W64 | 05 | 0080 | BETA | Apr 23, 2000 | Apr 30, 2000 | May 14, 2000 |
| № 8972 | N34 | W60 | 05 | 0230 | BETA | Apr 23, 2000 | Apr 30, 2000 | May 15, 2000 |
| № 8971 | N18 | E02 | 22 | 0850 | BETA | Apr 28, 2000 | May 5, 2000 | May 19, 2000 |
| № 8970 | S15 | E04 | 42 | 1090 | BETA-GAMMA | Apr 28, 2000 | May 5, 2000 | May 19, 2000 |
| № 8969 | N11 | W20 | 03 | 0010 | ALPHA | Apr 26, 2000 | May 3, 2000 | May 17, 2000 |
| № 8968 | S13 | W66 | 05 | 0060 | BETA | Apr 23, 2000 | Apr 30, 2000 | May 13, 2000 |
| № 8967 | N23 | W30 | 15 | 0160 | BETA | Apr 26, 2000 | May 3, 2000 | May 16, 2000 |
| № 8966 | S13 | W39 | 07 | 0020 | BETA | Apr 25, 2000 | May 2, 2000 | May 15, 2000 |
| № 8965 | S16 | W52 | 03 | 0030 | BETA | Apr 24, 2000 | May 1, 2000 | May 15, 2000 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1971, January to 2000, April. Gray background - average solar cycle.
