Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 13, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9129 | S05 | E72 | 02 | 0060 | ALPHA | Aug 19, 2000 | Aug 26, 2000 | Sep 9, 2000 |
| № 9128 | N11 | E61 | 04 | 0040 | BETA | Aug 19, 2000 | Aug 25, 2000 | Sep 8, 2000 |
| № 9127 | S38 | E07 | 03 | 0020 | BETA | Aug 15, 2000 | Aug 22, 2000 | Sep 6, 2000 |
| № 9126 | N07 | W55 | 07 | 0050 | BETA | Aug 10, 2000 | Aug 17, 2000 | Aug 30, 2000 |
| № 9125 | N25 | E42 | 25 | 0090 | BETA | Aug 17, 2000 | Aug 24, 2000 | Sep 7, 2000 |
| № 9124 | S12 | E37 | 06 | 0020 | BETA | Aug 17, 2000 | Aug 24, 2000 | Sep 6, 2000 |
| № 9123 | N20 | E20 | 06 | 0050 | BETA | Aug 16, 2000 | Aug 22, 2000 | Sep 5, 2000 |
| № 9122 | N22 | W18 | 08 | 0040 | BETA | Aug 13, 2000 | Aug 20, 2000 | Sep 2, 2000 |
| № 9121 | S33 | W48 | 02 | 0070 | BETA | Aug 10, 2000 | Aug 17, 2000 | Sep 1, 2000 |
| № 9115 | N17 | W38 | 04 | 0120 | BETA | Aug 11, 2000 | Aug 18, 2000 | Sep 1, 2000 |
| № 9114 | N10 | W58 | 09 | 0310 | BETA-GAMMA | Aug 10, 2000 | Aug 16, 2000 | Aug 30, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to August 2000. The gray background is the average SSN index.
