Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 6, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4212 | N11 | W05 | 01 | 0010 | Alpha | Sep 7, 2025 | Sep 13, 2025 | Sep 27, 2025 |
| № 4211 | S14 | E31 | 01 | 0160 | Alpha | Sep 9, 2025 | Sep 16, 2025 | Sep 30, 2025 |
| № 4210 | N08 | E15 | 08 | 0140 | Beta | Sep 8, 2025 | Sep 15, 2025 | Sep 28, 2025 |
| № 4207 | N29 | W02 | 17 | 0360 | Beta-Gamma | Sep 7, 2025 | Sep 14, 2025 | Sep 28, 2025 |
| № 4206 | N08 | W23 | 01 | 0120 | Alpha | Sep 5, 2025 | Sep 12, 2025 | Sep 26, 2025 |
| № 4202 | S15 | W70 | 02 | 0050 | Beta | Sep 2, 2025 | Sep 8, 2025 | Sep 22, 2025 |
| № 4201 | S21 | W75 | 01 | 0020 | Alpha | Sep 1, 2025 | Sep 8, 2025 | Sep 22, 2025 |
| № 4199 | N04 | W75 | 03 | 0130 | Beta | Sep 1, 2025 | Sep 8, 2025 | Sep 22, 2025 |
| № 4197 | S18 | W91 | 04 | 0280 | Beta | Aug 31, 2025 | Sep 7, 2025 | Sep 21, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to September 2025. The gray background is the average SSN index.
