Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on May 27, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4100 | N07 | E63 | 06 | 0250 | Beta | Jun 2, 2025 | Jun 9, 2025 | Jun 22, 2025 |
| № 4099 | S13 | E51 | 10 | 0150 | Beta | Jun 1, 2025 | Jun 8, 2025 | Jun 22, 2025 |
| № 4098 | S04 | W73 | 12 | 0180 | Beta-Gamma | May 23, 2025 | May 30, 2025 | Jun 12, 2025 |
| № 4097 | S14 | E03 | 01 | 0010 | Alpha | May 28, 2025 | Jun 4, 2025 | Jun 18, 2025 |
| № 4096 | N06 | E01 | 01 | 0060 | Alpha | May 28, 2025 | Jun 4, 2025 | Jun 18, 2025 |
| № 4093 | S06 | W21 | 01 | 0010 | Alpha | May 27, 2025 | Jun 2, 2025 | Jun 16, 2025 |
| № 4092 | S13 | W31 | 01 | 0110 | Alpha | May 26, 2025 | Jun 2, 2025 | Jun 15, 2025 |
| № 4090 | S13 | W73 | 01 | 0020 | Alpha | May 23, 2025 | May 30, 2025 | Jun 12, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to May 2025. The gray background is the average SSN index.
