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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on August 10, 2001. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 9573 | S09 | E60 | 02 | 0110 | Beta | Aug 15, 2001 | Aug 22, 2001 | Sep 5, 2001 |
| № 9571 | N06 | E41 | 01 | 0060 | Alpha | Aug 14, 2001 | Aug 21, 2001 | Sep 3, 2001 |
| № 9570 | S12 | E22 | 04 | 0220 | Beta | Aug 13, 2001 | Aug 19, 2001 | Sep 2, 2001 |
| № 9569 | S17 | W39 | 15 | 0230 | Beta | Aug 8, 2001 | Aug 15, 2001 | Aug 28, 2001 |
| № 9567 | S13 | W82 | 06 | 0070 | Beta | Aug 5, 2001 | Aug 11, 2001 | Aug 25, 2001 |
| № 9566 | N17 | W43 | 16 | 0230 | Beta-Gamma | Aug 8, 2001 | Aug 14, 2001 | Aug 28, 2001 |
| № 9563 | N24 | W59 | 21 | 0460 | Beta-Gamma | Aug 6, 2001 | Aug 13, 2001 | Aug 27, 2001 |
| № 9562 | N05 | W67 | 01 | 0030 | Alpha | Aug 6, 2001 | Aug 13, 2001 | Aug 26, 2001 |
| № 9561 | S10 | W74 | 01 | 0020 | Alpha | Aug 5, 2001 | Aug 12, 2001 | Aug 26, 2001 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1972 to August 2001. The gray background is the average SSN index.
