Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 31, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3981 | N05 | E66 | 01 | 0010 | Alpha | Feb 6, 2025 | Feb 13, 2025 | Feb 26, 2025 |
| № 3980 | S10 | E61 | 05 | 0010 | Beta | Feb 6, 2025 | Feb 12, 2025 | Feb 26, 2025 |
| № 3979 | S10 | W27 | 05 | 0030 | Beta | Jan 30, 2025 | Feb 6, 2025 | Feb 19, 2025 |
| № 3978 | N11 | E52 | 02 | 0130 | Beta | Feb 5, 2025 | Feb 12, 2025 | Feb 25, 2025 |
| № 3977 | N19 | E42 | 16 | 0110 | Beta | Feb 4, 2025 | Feb 11, 2025 | Feb 25, 2025 |
| № 3976 | N13 | E42 | 30 | 0150 | Beta-Gamma-Delta | Feb 4, 2025 | Feb 11, 2025 | Feb 25, 2025 |
| № 3974 | S17 | E20 | 15 | 0120 | Beta | Feb 3, 2025 | Feb 9, 2025 | Feb 23, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to January 2025. The gray background is the average SSN index.
