Sunspots and active regions — April 04, 2025
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) | |
|---|---|---|---|---|---|---|---|---|
| № 4050 | N27 | W13 | 04 | 0010 | Beta | Apr 4, 2025 | Apr 11, 2025 | Apr 25, 2025 |
| № 4049 | S30 | W10 | 08 | 0040 | Beta | Apr 4, 2025 | Apr 11, 2025 | Apr 25, 2025 |
| № 4048 | S16 | E16 | 23 | 0450 | Beta-Gamma | Apr 6, 2025 | Apr 13, 2025 | Apr 27, 2025 |
| № 4046 | N05 | W05 | 04 | 0250 | Beta | Apr 4, 2025 | Apr 11, 2025 | Apr 25, 2025 |
| № 4045 | S14 | W16 | 06 | 0030 | Beta | Apr 4, 2025 | Apr 10, 2025 | Apr 24, 2025 |
| № 4044 | N20 | W42 | 04 | 0110 | Beta | Apr 2, 2025 | Apr 9, 2025 | Apr 22, 2025 |
| № 4043 | N14 | W68 | 05 | 0040 | Beta | Mar 31, 2025 | Apr 7, 2025 | Apr 20, 2025 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1996, January to 2025, April. Gray background - average solar cycle.
