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) | |
|---|---|---|---|---|---|---|---|---|
| № 641 | N15 | E26 | 01 | 0010 | Alpha | Jul 10, 2004 | Jul 17, 2004 | Jul 30, 2004 |
| № 640 | S07 | W54 | 02 | 0010 | Alpha | Jul 4, 2004 | Jul 11, 2004 | Jul 24, 2004 |
| № 639 | N09 | W50 | 06 | 0010 | Beta | Jul 4, 2004 | Jul 11, 2004 | Jul 25, 2004 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1975, January to 2004, July. Gray background - average solar cycle.
