Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 26, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4231 | S07 | W49 | 02 | 0010 | Beta | Sep 23, 2025 | Sep 30, 2025 | Oct 14, 2025 |
| № 4230 | S11 | E31 | 04 | 0100 | Beta | Sep 29, 2025 | Oct 6, 2025 | Oct 20, 2025 |
| № 4229 | S04 | W60 | 08 | 0070 | Beta | Sep 22, 2025 | Sep 29, 2025 | Oct 13, 2025 |
| № 4228 | N04 | E14 | 01 | 0040 | Alpha | Sep 28, 2025 | Oct 5, 2025 | Oct 18, 2025 |
| № 4227 | S19 | E02 | 05 | 0080 | Alpha | Sep 27, 2025 | Oct 4, 2025 | Oct 18, 2025 |
| № 4226 | S11 | E07 | 13 | 0220 | Beta | Sep 27, 2025 | Oct 4, 2025 | Oct 18, 2025 |
| № 4225 | N10 | W39 | 03 | 0150 | Alpha | Sep 24, 2025 | Oct 1, 2025 | Oct 14, 2025 |
| № 4224 | S13 | W67 | 04 | 0010 | Beta | Sep 22, 2025 | Sep 29, 2025 | Oct 12, 2025 |
| № 4221 | N04 | W82 | 01 | 0100 | Alpha | Sep 21, 2025 | Sep 28, 2025 | Oct 11, 2025 |
| № 4217 | S17 | W74 | 08 | 0150 | Beta | Sep 21, 2025 | Sep 28, 2025 | Oct 12, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to September 2025. The gray background is the average SSN index.
