Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 28, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4406 | N09 | E62 | 01 | 0070 | Alpha | Apr 3, 2026 | Apr 9, 2026 | Apr 23, 2026 |
| № 4405 | S25 | E66 | 09 | 0270 | Beta | Apr 3, 2026 | Apr 10, 2026 | Apr 24, 2026 |
| № 4404 | N15 | E63 | 03 | 0050 | Beta | Apr 3, 2026 | Apr 10, 2026 | Apr 23, 2026 |
| № 4403 | N16 | E40 | 02 | 0120 | Alpha | Apr 1, 2026 | Apr 8, 2026 | Apr 22, 2026 |
| № 4402 | N18 | E08 | 05 | 0070 | Beta | Mar 30, 2026 | Apr 5, 2026 | Apr 19, 2026 |
| № 4401 | N25 | W02 | 28 | 0370 | Beta-Gamma | Mar 29, 2026 | Apr 5, 2026 | Apr 19, 2026 |
| № 4400 | S12 | W92 | 07 | 0050 | Beta | Mar 22, 2026 | Mar 29, 2026 | Apr 11, 2026 |
| № 4399 | S17 | E02 | 06 | 0120 | Beta | Mar 29, 2026 | Apr 5, 2026 | Apr 19, 2026 |
| № 4398 | S17 | W55 | 01 | 0010 | Alpha | Mar 25, 2026 | Apr 1, 2026 | Apr 14, 2026 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1997 to March 2026. The gray background is the average SSN index.
