Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 23, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4042 | S12 | E69 | 01 | 0010 | Alpha | Mar 29, 2025 | Apr 5, 2025 | Apr 19, 2025 |
| № 4041 | N16 | E63 | 01 | 0010 | Alpha | Mar 29, 2025 | Apr 5, 2025 | Apr 18, 2025 |
| № 4040 | S08 | E61 | 01 | 0030 | Alpha | Mar 29, 2025 | Apr 4, 2025 | Apr 18, 2025 |
| № 4039 | N09 | E53 | 03 | 0010 | Beta | Mar 28, 2025 | Apr 4, 2025 | Apr 17, 2025 |
| № 4038 | S15 | E47 | 02 | 0010 | Beta | Mar 28, 2025 | Apr 3, 2025 | Apr 17, 2025 |
| № 4037 | N19 | W34 | 04 | 0010 | Beta | Mar 21, 2025 | Mar 28, 2025 | Apr 11, 2025 |
| № 4036 | N07 | W39 | 15 | 0220 | Beta-Gamma | Mar 21, 2025 | Mar 28, 2025 | Apr 10, 2025 |
| № 4035 | N15 | E05 | 07 | 0080 | Beta | Mar 24, 2025 | Mar 31, 2025 | Apr 14, 2025 |
| № 4034 | S11 | W21 | 01 | 0010 | Alpha | Mar 22, 2025 | Mar 29, 2025 | Apr 12, 2025 |
| № 4031 | N17 | W79 | 04 | 0080 | Beta | Mar 18, 2025 | Mar 25, 2025 | Apr 8, 2025 |
| № 4030 | S18 | W39 | 01 | 0100 | Alpha | Mar 21, 2025 | Mar 28, 2025 | Apr 11, 2025 |
| № 4028 | S16 | W52 | 06 | 0040 | Beta | Mar 20, 2025 | Mar 27, 2025 | Apr 10, 2025 |
| № 4021 | S06 | W90 | 01 | 0100 | Alpha | Mar 17, 2025 | Mar 24, 2025 | Apr 7, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to March 2025. The gray background is the average SSN index.
