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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9106 | S10 | W28 | 04 | 0020 | BETA | Jul 28, 2000 | Aug 4, 2000 | Aug 17, 2000 |
| № 9105 | N15 | E68 | 01 | 0090 | ALPHA | Aug 4, 2000 | Aug 11, 2000 | Aug 24, 2000 |
| № 9104 | S21 | E53 | 01 | 0100 | ALPHA | Aug 3, 2000 | Aug 10, 2000 | Aug 24, 2000 |
| № 9103 | N10 | E05 | 10 | 0040 | BETA | Jul 30, 2000 | Aug 6, 2000 | Aug 20, 2000 |
| № 9102 | S17 | E17 | 01 | 0000 | ALPHA | Jul 31, 2000 | Aug 7, 2000 | Aug 21, 2000 |
| № 9101 | S13 | W17 | 02 | 0010 | BETA | Jul 29, 2000 | Aug 4, 2000 | Aug 18, 2000 |
| № 9100 | S30 | W13 | 02 | 0120 | BETA | Jul 29, 2000 | Aug 5, 2000 | Aug 19, 2000 |
| № 9099 | N16 | W39 | 01 | 0080 | ALPHA | Jul 27, 2000 | Aug 3, 2000 | Aug 16, 2000 |
| № 9097 | N09 | W53 | 18 | 0210 | BETA | Jul 26, 2000 | Aug 2, 2000 | Aug 15, 2000 |
| № 9096 | S11 | W57 | 01 | 0010 | ALPHA | Jul 26, 2000 | Aug 1, 2000 | Aug 15, 2000 |
| № 9094 | S24 | W77 | 01 | 0020 | ALPHA | Jul 24, 2000 | Jul 31, 2000 | Aug 14, 2000 |
| № 9090 | N15 | W80 | 01 | 0140 | ALPHA | Jul 24, 2000 | Jul 31, 2000 | Aug 13, 2000 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1971 to July 2000. The gray background is the average SSN index.
