Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 31, 2026. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4409 | N02 | E56 | 02 | 0010 | Beta | Apr 5, 2026 | Apr 12, 2026 | Apr 25, 2026 |
| № 4408 | N08 | E53 | 01 | 0040 | Alpha | Apr 5, 2026 | Apr 12, 2026 | Apr 25, 2026 |
| № 4407 | N17 | E33 | 01 | 0010 | Alpha | Apr 3, 2026 | Apr 10, 2026 | Apr 24, 2026 |
| № 4406 | N08 | E27 | 01 | 0050 | Alpha | Apr 3, 2026 | Apr 10, 2026 | Apr 23, 2026 |
| № 4405 | S27 | E34 | 11 | 0170 | Beta-Gamma | Apr 3, 2026 | Apr 11, 2026 | Apr 25, 2026 |
| № 4404 | N15 | E23 | 05 | 0030 | Alpha | Apr 3, 2026 | Apr 9, 2026 | Apr 23, 2026 |
| № 4403 | N16 | E03 | 02 | 0070 | Alpha | Apr 1, 2026 | Apr 8, 2026 | Apr 22, 2026 |
| № 4402 | N19 | W30 | 05 | 0030 | Beta | Mar 30, 2026 | Apr 5, 2026 | Apr 19, 2026 |
| № 4401 | N25 | W37 | 13 | 0115 | Beta | Mar 29, 2026 | Apr 5, 2026 | Apr 19, 2026 |
| № 4399 | S16 | W35 | 02 | 0050 | Beta | Mar 29, 2026 | Apr 5, 2026 | Apr 19, 2026 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1997 to March 2026. The gray background is the average SSN index.
