Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 3, 2025. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4241 | N14 | E35 | 07 | 0030 | Beta | Oct 7, 2025 | Oct 13, 2025 | Oct 27, 2025 |
| № 4240 | N16 | E40 | 01 | 0010 | Alpha | Oct 7, 2025 | Oct 14, 2025 | Oct 27, 2025 |
| № 4238 | S14 | W68 | 05 | 0100 | Beta-Gamma | Sep 29, 2025 | Oct 6, 2025 | Oct 19, 2025 |
| № 4236 | N10 | W13 | 20 | 0300 | Beta-Gamma | Oct 3, 2025 | Oct 10, 2025 | Oct 23, 2025 |
| № 4235 | N27 | W03 | 01 | 0020 | Alpha | Oct 4, 2025 | Oct 11, 2025 | Oct 25, 2025 |
| № 4233 | N17 | W02 | 03 | 0005 | Beta | Oct 4, 2025 | Oct 11, 2025 | Oct 24, 2025 |
| № 4232 | N04 | W05 | 18 | 0300 | Beta-Gamma-Delta | Oct 4, 2025 | Oct 10, 2025 | Oct 24, 2025 |
| № 4230 | S10 | W64 | 14 | 0300 | Beta-Gamma-Delta | Sep 29, 2025 | Oct 6, 2025 | Oct 19, 2025 |
| № 4226 | S09 | W89 | 02 | 0090 | Alpha | Sep 27, 2025 | Oct 4, 2025 | Oct 18, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to October 2025. The gray background is the average SSN index.
