Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on April 29, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 8980 | S16 | E71 | 01 | 0000 | ALPHA | May 5, 2000 | May 12, 2000 | May 26, 2000 |
| № 8979 | N21 | E47 | 01 | 0000 | ALPHA | May 4, 2000 | May 11, 2000 | May 24, 2000 |
| № 8978 | N19 | E04 | 08 | 0020 | BETA | Apr 30, 2000 | May 7, 2000 | May 21, 2000 |
| № 8977 | S14 | W04 | 04 | 0010 | BETA | Apr 30, 2000 | May 7, 2000 | May 20, 2000 |
| № 8976 | S11 | E03 | 11 | 0040 | BETA | Apr 30, 2000 | May 7, 2000 | May 21, 2000 |
| № 8973 | N22 | W93 | 02 | 0030 | BETA | Apr 23, 2000 | Apr 30, 2000 | May 14, 2000 |
| № 8972 | N36 | W85 | 04 | 0180 | BETA | Apr 23, 2000 | Apr 30, 2000 | May 15, 2000 |
| № 8971 | N18 | W22 | 24 | 0780 | BETA-GAMMA | Apr 28, 2000 | May 5, 2000 | May 19, 2000 |
| № 8970 | S13 | W22 | 49 | 1020 | BETA-GAMMA | Apr 28, 2000 | May 5, 2000 | May 19, 2000 |
| № 8968 | S11 | W91 | 03 | 0030 | BETA | Apr 23, 2000 | Apr 30, 2000 | May 14, 2000 |
| № 8967 | N24 | W54 | 04 | 0090 | BETA | Apr 26, 2000 | May 3, 2000 | May 17, 2000 |
| № 8965 | S16 | W76 | 07 | 0020 | BETA | Apr 24, 2000 | May 1, 2000 | May 15, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to April 2000. The gray background is the average SSN index.
