Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 30, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4164 | S21 | E38 | 01 | 0010 | Alpha | Aug 3, 2025 | Aug 10, 2025 | Aug 24, 2025 |
| № 4161 | S13 | E54 | 04 | 0040 | Beta | Aug 4, 2025 | Aug 11, 2025 | Aug 25, 2025 |
| № 4157 | S21 | W14 | 01 | 0030 | Alpha | Jul 30, 2025 | Aug 6, 2025 | Aug 20, 2025 |
| № 4155 | S09 | W10 | 15 | 0030 | Beta | Jul 30, 2025 | Aug 6, 2025 | Aug 20, 2025 |
| № 4154 | S15 | W24 | 01 | 0030 | Alpha | Jul 29, 2025 | Aug 5, 2025 | Aug 19, 2025 |
| № 4153 | S30 | W34 | 07 | 0080 | Beta | Jul 28, 2025 | Aug 4, 2025 | Aug 19, 2025 |
| № 4150 | S14 | W69 | 01 | 0030 | Alpha | Jul 26, 2025 | Aug 2, 2025 | Aug 15, 2025 |
| № 4149 | N16 | W64 | 02 | 0080 | Beta | Jul 26, 2025 | Aug 2, 2025 | Aug 16, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to July 2025. The gray background is the average SSN index.
