Sunspots and active regions — October 12, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4250 | N07 | E33 | 08 | 0040 | Beta | Oct 15, 2025 | Oct 22, 2025 | Nov 5, 2025 |
| № 4249 | S20 | E37 | 01 | 0010 | Alpha | Oct 16, 2025 | Oct 23, 2025 | Nov 5, 2025 |
| № 4248 | N07 | E31 | 07 | 0050 | Beta | Oct 15, 2025 | Oct 22, 2025 | Nov 5, 2025 |
| № 4247 | S12 | W36 | 06 | 0030 | Beta | Oct 10, 2025 | Oct 17, 2025 | Oct 31, 2025 |
| № 4246 | N22 | W01 | 12 | 0050 | Beta | Oct 13, 2025 | Oct 20, 2025 | Nov 3, 2025 |
| № 4245 | S10 | W92 | 03 | 0010 | Beta | Oct 6, 2025 | Oct 13, 2025 | Oct 26, 2025 |
| № 4242 | S16 | W76 | 01 | 0010 | Alpha | Oct 7, 2025 | Oct 14, 2025 | Oct 28, 2025 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1996, January to 2025, October. Gray background - average solar cycle.
