Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 16, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9089 | N11 | E41 | 01 | 0000 | ALPHA | Jul 20, 2000 | Jul 27, 2000 | Aug 9, 2000 |
| № 9088 | N20 | E16 | 12 | 0020 | BETA | Jul 18, 2000 | Jul 25, 2000 | Aug 8, 2000 |
| № 9087 | S13 | E58 | 05 | 0240 | BETA | Jul 21, 2000 | Jul 28, 2000 | Aug 11, 2000 |
| № 9085 | N14 | E33 | 19 | 0180 | BETA-GAMMA | Jul 20, 2000 | Jul 26, 2000 | Aug 9, 2000 |
| № 9082 | S10 | W19 | 09 | 0040 | BETA | Jul 16, 2000 | Jul 22, 2000 | Aug 5, 2000 |
| № 9081 | N02 | E16 | 12 | 0120 | BETA | Jul 18, 2000 | Jul 25, 2000 | Aug 7, 2000 |
| № 9080 | N26 | E02 | 03 | 0020 | BETA | Jul 17, 2000 | Jul 24, 2000 | Aug 7, 2000 |
| № 9079 | S28 | W12 | 01 | 0060 | ALPHA | Jul 16, 2000 | Jul 23, 2000 | Aug 6, 2000 |
| № 9077 | N18 | W21 | 62 | 0420 | BETA-GAMMA-DELTA | Jul 15, 2000 | Jul 22, 2000 | Aug 5, 2000 |
| № 9073 | S18 | W85 | 05 | 0020 | BETA | Jul 11, 2000 | Jul 17, 2000 | Jul 31, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to July 2000. The gray background is the average SSN index.
