Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 28, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9146 | S26 | E51 | 02 | 0010 | BETA | Sep 2, 2000 | Sep 9, 2000 | Sep 23, 2000 |
| № 9145 | S10 | E60 | 03 | 0040 | BETA | Sep 3, 2000 | Sep 9, 2000 | Sep 23, 2000 |
| № 9144 | N22 | W12 | 15 | 0210 | BETA | Aug 28, 2000 | Sep 4, 2000 | Sep 18, 2000 |
| № 9143 | S20 | E33 | 12 | 0290 | BETA | Sep 1, 2000 | Sep 7, 2000 | Sep 21, 2000 |
| № 9142 | N15 | E33 | 01 | 0040 | ALPHA | Sep 1, 2000 | Sep 7, 2000 | Sep 21, 2000 |
| № 9140 | N09 | W01 | 09 | 0060 | BETA | Aug 29, 2000 | Sep 5, 2000 | Sep 18, 2000 |
| № 9139 | S09 | W73 | 01 | 0100 | ALPHA | Aug 23, 2000 | Aug 30, 2000 | Sep 13, 2000 |
| № 9138 | S29 | W37 | 01 | 0040 | ALPHA | Aug 26, 2000 | Sep 2, 2000 | Sep 16, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to August 2000. The gray background is the average SSN index.
