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) | |
|---|---|---|---|---|---|---|---|---|
| № 4239 | S09 | W25 | 02 | 0045 | Alpha | Sep 29, 2025 | Oct 6, 2025 | Oct 19, 2025 |
| № 4238 | S13 | W24 | 06 | 0010 | Beta | Sep 29, 2025 | Oct 6, 2025 | Oct 19, 2025 |
| № 4237 | N16 | W03 | 03 | 0010 | Beta | Oct 1, 2025 | Oct 7, 2025 | Oct 21, 2025 |
| № 4236 | N11 | E29 | 12 | 0080 | Beta-Gamma | Oct 3, 2025 | Oct 10, 2025 | Oct 23, 2025 |
| № 4235 | N28 | E40 | 03 | 0025 | Beta | Oct 4, 2025 | Oct 11, 2025 | Oct 25, 2025 |
| № 4233 | N17 | E36 | 08 | 0060 | Beta | Oct 4, 2025 | Oct 10, 2025 | Oct 24, 2025 |
| № 4232 | N05 | E37 | 03 | 0250 | Beta-Gamma | Oct 4, 2025 | Oct 10, 2025 | Oct 24, 2025 |
| № 4230 | S11 | W21 | 16 | 0100 | Beta-Gamma | Sep 29, 2025 | Oct 6, 2025 | Oct 20, 2025 |
| № 4227 | S17 | W54 | 03 | 0010 | Beta | Sep 27, 2025 | Oct 4, 2025 | Oct 17, 2025 |
| № 4226 | S11 | W46 | 03 | 0070 | Alpha | Sep 27, 2025 | Oct 4, 2025 | Oct 18, 2025 |
| № 4225 | N08 | W89 | 01 | 0120 | Alpha | Sep 24, 2025 | Oct 1, 2025 | Oct 14, 2025 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1996, January to 2025, September. Gray background - average solar cycle.
