Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 655 | S09 | E58 | 05 | 0170 | Beta | Aug 6, 2004 | Aug 13, 2004 | Aug 27, 2004 |
| № 654 | N08 | W27 | 14 | 0100 | Beta-Gamma | Jul 31, 2004 | Aug 7, 2004 | Aug 20, 2004 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1975, January to 2004, August. Gray background - average solar cycle.
