Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 28, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3977 | N18 | E79 | 02 | 0040 | Beta | Feb 4, 2025 | Feb 11, 2025 | Feb 25, 2025 |
| № 3976 | N13 | E82 | 08 | 0125 | Beta | Feb 4, 2025 | Feb 11, 2025 | Feb 25, 2025 |
| № 3975 | N15 | W55 | 08 | 0020 | Beta | Jan 25, 2025 | Feb 1, 2025 | Feb 14, 2025 |
| № 3974 | S17 | E61 | 12 | 0090 | Beta | Feb 3, 2025 | Feb 9, 2025 | Feb 23, 2025 |
| № 3972 | S19 | W57 | 06 | 0020 | Beta | Jan 25, 2025 | Feb 1, 2025 | Feb 14, 2025 |
| № 3971 | N13 | W89 | 13 | 0170 | Beta-Gamma | Jan 22, 2025 | Jan 29, 2025 | Feb 12, 2025 |
| № 3967 | S17 | W65 | 04 | 0030 | Beta | Jan 24, 2025 | Jan 31, 2025 | Feb 14, 2025 |
| № 3965 | N13 | W81 | 01 | 0010 | Alpha | Jan 23, 2025 | Jan 30, 2025 | Feb 12, 2025 |
| № 3962 | N18 | W96 | 02 | 0030 | Alpha | Jan 22, 2025 | Jan 29, 2025 | Feb 11, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to January 2025. The gray background is the average SSN index.
