Active areas
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 4077 | S17 | E64 | 04 | 0050 | Beta | May 2, 2025 | May 9, 2025 | May 22, 2025 |
| № 4076 | N06 | E61 | 01 | 0080 | Alpha | May 1, 2025 | May 8, 2025 | May 22, 2025 |
| № 4075 | S11 | E50 | 04 | 0010 | Beta | May 1, 2025 | May 7, 2025 | May 21, 2025 |
| № 4074 | S20 | W57 | 04 | 0020 | Beta | Apr 22, 2025 | Apr 29, 2025 | May 13, 2025 |
| № 4073 | N12 | E28 | 06 | 0030 | Beta | Apr 29, 2025 | May 6, 2025 | May 19, 2025 |
| № 4072 | S18 | E40 | 01 | 0060 | Alpha | Apr 30, 2025 | May 7, 2025 | May 20, 2025 |
| № 4070 | S12 | E02 | 07 | 0140 | Beta | Apr 27, 2025 | May 4, 2025 | May 17, 2025 |
| № 4069 | S09 | W29 | 05 | 0030 | Beta | Apr 25, 2025 | May 1, 2025 | May 15, 2025 |
| № 4068 | S26 | E10 | 01 | 0020 | Alpha | Apr 28, 2025 | May 5, 2025 | May 19, 2025 |
| № 4065 | S31 | W39 | 01 | 0040 | Alpha | Apr 24, 2025 | May 1, 2025 | May 15, 2025 |
| № 4064 | N11 | W43 | 12 | 0300 | Beta | Apr 24, 2025 | Apr 30, 2025 | May 14, 2025 |
| № 4062 | S03 | W70 | 03 | 0030 | Alpha | Apr 22, 2025 | Apr 28, 2025 | May 12, 2025 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1996, January to 2025, April. Gray background - average solar cycle.
