Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 29, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4236 | N11 | E42 | 07 | 0030 | Beta | Oct 3, 2025 | Oct 10, 2025 | Oct 24, 2025 |
| № 4235 | N30 | E51 | 03 | 0020 | Beta | Oct 4, 2025 | Oct 11, 2025 | Oct 25, 2025 |
| № 4233 | N18 | E50 | 06 | 0060 | Beta | Oct 4, 2025 | Oct 11, 2025 | Oct 24, 2025 |
| № 4232 | N04 | E48 | 05 | 0180 | Beta-Gamma | Oct 4, 2025 | Oct 10, 2025 | Oct 24, 2025 |
| № 4230 | S11 | W10 | 07 | 0070 | Beta-Gamma | Sep 29, 2025 | Oct 6, 2025 | Oct 20, 2025 |
| № 4228 | N05 | W26 | 02 | 0010 | Alpha | Sep 28, 2025 | Oct 5, 2025 | Oct 18, 2025 |
| № 4227 | S17 | W41 | 05 | 0030 | Beta | Sep 27, 2025 | Oct 4, 2025 | Oct 17, 2025 |
| № 4226 | S11 | W35 | 05 | 0130 | Beta | Sep 27, 2025 | Oct 4, 2025 | Oct 18, 2025 |
| № 4225 | N09 | W78 | 01 | 0090 | Alpha | Sep 24, 2025 | Oct 1, 2025 | Oct 14, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to September 2025. The gray background is the average SSN index.
