Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 4, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4372 | S24 | W39 | 06 | 0015 | Beta | Feb 2, 2026 | Feb 9, 2026 | Feb 23, 2026 |
| № 4371 | S22 | E60 | 08 | 0040 | Beta | Feb 10, 2026 | Feb 17, 2026 | Mar 2, 2026 |
| № 4370 | S18 | E50 | 01 | 0030 | Beta | Feb 9, 2026 | Feb 16, 2026 | Mar 1, 2026 |
| № 4369 | S03 | E43 | 01 | 0040 | Alpha | Feb 8, 2026 | Feb 15, 2026 | Mar 1, 2026 |
| № 4368 | S10 | E38 | 01 | 0040 | Alpha | Feb 8, 2026 | Feb 15, 2026 | Feb 28, 2026 |
| № 4367 | N09 | E38 | 10 | 0050 | Beta | Feb 8, 2026 | Feb 15, 2026 | Feb 28, 2026 |
| № 4366 | N14 | E07 | 42 | 1100 | Beta-Gamma-Delta | Feb 6, 2026 | Feb 12, 2026 | Feb 26, 2026 |
| № 4362 | S16 | E06 | 07 | 0040 | Beta-Gamma | Feb 5, 2026 | Feb 12, 2026 | Feb 26, 2026 |
| № 4358 | N16 | W30 | 05 | 0030 | Beta | Feb 3, 2026 | Feb 10, 2026 | Feb 23, 2026 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1997 to February 2026. The gray background is the average SSN index.
