Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on September 24, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4230 | S11 | E58 | 08 | 0060 | Beta | Sep 29, 2025 | Oct 6, 2025 | Oct 20, 2025 |
| № 4229 | S04 | W32 | 02 | 0010 | Beta | Sep 23, 2025 | Sep 29, 2025 | Oct 13, 2025 |
| № 4228 | N04 | E41 | 01 | 0040 | Alpha | Sep 28, 2025 | Oct 5, 2025 | Oct 18, 2025 |
| № 4227 | S19 | E27 | 04 | 0080 | Alpha | Sep 27, 2025 | Oct 4, 2025 | Oct 18, 2025 |
| № 4226 | S11 | E32 | 12 | 0170 | Beta | Sep 27, 2025 | Oct 4, 2025 | Oct 18, 2025 |
| № 4225 | N10 | W14 | 02 | 0090 | Alpha | Sep 24, 2025 | Oct 1, 2025 | Oct 14, 2025 |
| № 4224 | S13 | W36 | 03 | 0030 | Beta | Sep 22, 2025 | Sep 29, 2025 | Oct 13, 2025 |
| № 4223 | S18 | W33 | 01 | 0010 | Alpha | Sep 22, 2025 | Sep 29, 2025 | Oct 13, 2025 |
| № 4221 | N04 | W53 | 01 | 0070 | Alpha | Sep 21, 2025 | Sep 28, 2025 | Oct 11, 2025 |
| № 4220 | S18 | W81 | 05 | 0150 | Beta | Sep 19, 2025 | Sep 26, 2025 | Oct 9, 2025 |
| № 4217 | S16 | W48 | 11 | 0170 | Beta-Gamma | Sep 21, 2025 | Sep 28, 2025 | Oct 12, 2025 |
| № 4216 | N11 | W85 | 02 | 0050 | Alpha | Sep 19, 2025 | Sep 25, 2025 | Oct 9, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to September 2025. The gray background is the average SSN index.
