Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 7, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4213 | S13 | E30 | 04 | 0020 | Beta | Sep 10, 2025 | Sep 17, 2025 | Oct 1, 2025 |
| № 4211 | S14 | E19 | 01 | 0160 | Alpha | Sep 9, 2025 | Sep 16, 2025 | Sep 30, 2025 |
| № 4210 | N08 | E01 | 07 | 0070 | Beta | Sep 8, 2025 | Sep 15, 2025 | Sep 28, 2025 |
| № 4207 | N29 | W19 | 12 | 0300 | Beta-Gamma | Sep 6, 2025 | Sep 13, 2025 | Sep 28, 2025 |
| № 4206 | N09 | W35 | 01 | 0100 | Alpha | Sep 5, 2025 | Sep 12, 2025 | Sep 26, 2025 |
| № 4202 | S15 | W82 | 01 | 0050 | Alpha | Sep 2, 2025 | Sep 8, 2025 | Sep 22, 2025 |
| № 4201 | S21 | W88 | 01 | 0010 | Alpha | Sep 1, 2025 | Sep 8, 2025 | Sep 22, 2025 |
| № 4199 | N05 | W87 | 01 | 0080 | Alpha | Sep 1, 2025 | Sep 8, 2025 | Sep 22, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to September 2025. The gray background is the average SSN index.
