Sunspots and active regions — February 21, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3999 | N06 | W05 | 03 | 0020 | Beta | Feb 22, 2025 | Feb 28, 2025 | Mar 14, 2025 |
| № 3998 | S14 | E12 | 18 | 0220 | Beta-Gamma | Feb 23, 2025 | Mar 2, 2025 | Mar 15, 2025 |
| № 3997 | N03 | W25 | 03 | 0010 | Beta | Feb 20, 2025 | Feb 27, 2025 | Mar 12, 2025 |
| № 3996 | S16 | W03 | 08 | 0330 | Beta-Gamma | Feb 22, 2025 | Mar 1, 2025 | Mar 14, 2025 |
| № 3994 | S19 | W88 | 01 | 0005 | Alpha | Feb 15, 2025 | Feb 22, 2025 | Mar 8, 2025 |
| № 3993 | N15 | W18 | 03 | 0250 | Beta | Feb 21, 2025 | Feb 27, 2025 | Mar 13, 2025 |
| № 3990 | S09 | W64 | 06 | 0250 | Beta | Feb 17, 2025 | Feb 24, 2025 | Mar 10, 2025 |
| № 3989 | N19 | W79 | 01 | 0250 | Alpha | Feb 16, 2025 | Feb 23, 2025 | Mar 9, 2025 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1996, January to 2025, February. Gray background - average solar cycle.
