Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4045 | S16 | E79 | 01 | 0030 | Alpha | Apr 4, 2025 | Apr 11, 2025 | Apr 24, 2025 |
| № 4044 | N21 | E50 | 02 | 0010 | Beta | Apr 2, 2025 | Apr 9, 2025 | Apr 22, 2025 |
| № 4043 | N14 | E30 | 14 | 0110 | Beta | Mar 31, 2025 | Apr 7, 2025 | Apr 21, 2025 |
| № 4041 | N17 | E03 | 02 | 0010 | Beta | Mar 29, 2025 | Apr 5, 2025 | Apr 19, 2025 |
| № 4035 | N16 | W61 | 03 | 0020 | Beta | Mar 24, 2025 | Mar 31, 2025 | Apr 14, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to March 2025. The gray background is the average SSN index.
