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) | |
|---|---|---|---|---|---|---|---|---|
| № 4178 | N09 | W16 | 04 | 0010 | Beta | Aug 10, 2025 | Aug 16, 2025 | Aug 30, 2025 |
| № 4177 | N06 | E50 | 01 | 0020 | Alpha | Aug 15, 2025 | Aug 21, 2025 | Sep 4, 2025 |
| № 4176 | N26 | E33 | 01 | 0010 | Alpha | Aug 13, 2025 | Aug 20, 2025 | Sep 3, 2025 |
| № 4175 | N12 | E49 | 01 | 0030 | Alpha | Aug 15, 2025 | Aug 21, 2025 | Sep 4, 2025 |
| № 4173 | S18 | W68 | 03 | 0020 | Beta | Aug 6, 2025 | Aug 13, 2025 | Aug 26, 2025 |
| № 4172 | N09 | E12 | 10 | 0080 | Beta | Aug 12, 2025 | Aug 19, 2025 | Sep 1, 2025 |
| № 4171 | N19 | E28 | 01 | 0020 | Alpha | Aug 13, 2025 | Aug 20, 2025 | Sep 3, 2025 |
| № 4169 | N12 | E06 | 02 | 0080 | Alpha | Aug 11, 2025 | Aug 18, 2025 | Sep 1, 2025 |
| № 4168 | N05 | W62 | 11 | 0320 | Beta-Gamma | Aug 6, 2025 | Aug 13, 2025 | Aug 26, 2025 |
| № 4165 | N11 | W62 | 03 | 0090 | Alpha | Aug 6, 2025 | Aug 13, 2025 | Aug 27, 2025 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1996, January to 2025, August. Gray background - average solar cycle.
