Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on April 13, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4061 | N17 | W04 | 05 | 0020 | Beta | Apr 14, 2025 | Apr 21, 2025 | May 4, 2025 |
| № 4060 | N09 | E34 | 07 | 0130 | Beta | Apr 17, 2025 | Apr 23, 2025 | May 7, 2025 |
| № 4058 | N13 | W65 | 07 | 0070 | Beta | Apr 9, 2025 | Apr 16, 2025 | Apr 30, 2025 |
| № 4056 | S08 | W09 | 03 | 0060 | Beta | Apr 13, 2025 | Apr 20, 2025 | May 4, 2025 |
| № 4055 | N04 | W64 | 17 | 0740 | Beta-Gamma-Delta | Apr 9, 2025 | Apr 16, 2025 | Apr 29, 2025 |
| № 4054 | S15 | W84 | 04 | 0090 | Beta | Apr 8, 2025 | Apr 14, 2025 | Apr 28, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to April 2025. The gray background is the average SSN index.
