Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on April 21, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4067 | S03 | E28 | 03 | 0040 | Beta | Apr 24, 2025 | May 1, 2025 | May 14, 2025 |
| № 4066 | S04 | E08 | 04 | 0020 | Beta | Apr 23, 2025 | Apr 29, 2025 | May 13, 2025 |
| № 4065 | S29 | E25 | 04 | 0080 | Beta | Apr 24, 2025 | May 1, 2025 | May 15, 2025 |
| № 4064 | N11 | E18 | 10 | 0330 | Beta | Apr 23, 2025 | Apr 30, 2025 | May 14, 2025 |
| № 4063 | N04 | W49 | 03 | 0010 | Beta | Apr 18, 2025 | Apr 25, 2025 | May 9, 2025 |
| № 4062 | S03 | W04 | 11 | 0270 | Beta-Gamma | Apr 22, 2025 | Apr 28, 2025 | May 12, 2025 |
| № 4060 | N08 | W69 | 03 | 0040 | Beta | Apr 17, 2025 | Apr 24, 2025 | May 7, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to April 2025. The gray background is the average SSN index.
