Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 18, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3999 | N06 | E38 | 07 | 0030 | Beta | Feb 22, 2025 | Mar 1, 2025 | Mar 14, 2025 |
| № 3998 | S14 | E54 | 16 | 0150 | Beta-Delta | Feb 23, 2025 | Mar 2, 2025 | Mar 16, 2025 |
| № 3997 | N03 | E16 | 10 | 0050 | Beta | Feb 20, 2025 | Feb 27, 2025 | Mar 12, 2025 |
| № 3996 | S16 | E39 | 21 | 0350 | Beta-Gamma | Feb 22, 2025 | Mar 1, 2025 | Mar 14, 2025 |
| № 3995 | S21 | W74 | 01 | 0030 | Alpha | Feb 13, 2025 | Feb 20, 2025 | Mar 6, 2025 |
| № 3994 | S19 | W46 | 04 | 0010 | Beta | Feb 15, 2025 | Feb 22, 2025 | Mar 8, 2025 |
| № 3993 | N15 | E24 | 02 | 0250 | Alpha | Feb 21, 2025 | Feb 28, 2025 | Mar 13, 2025 |
| № 3992 | S06 | W81 | 17 | 0090 | Beta-Gamma | Feb 13, 2025 | Feb 20, 2025 | Mar 5, 2025 |
| № 3991 | S14 | W10 | 01 | 0010 | Alpha | Feb 18, 2025 | Feb 25, 2025 | Mar 11, 2025 |
| № 3990 | S09 | W23 | 17 | 0250 | Beta-Gamma | Feb 17, 2025 | Feb 24, 2025 | Mar 10, 2025 |
| № 3989 | N19 | W39 | 01 | 0250 | Alpha | Feb 16, 2025 | Feb 23, 2025 | Mar 9, 2025 |
| № 3986 | N06 | W90 | 01 | 0080 | Alpha | Feb 12, 2025 | Feb 19, 2025 | Mar 5, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to February 2025. The gray background is the average SSN index.
