Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 29, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 4327 | S20 | W19 | 02 | 0010 | Beta | Dec 28, 2025 | Jan 4, 2026 | Jan 18, 2026 |
| № 4326 | S03 | W32 | 02 | 0000 | Beta | Dec 27, 2025 | Jan 3, 2026 | Jan 17, 2026 |
| № 4325 | S09 | E46 | 04 | 0070 | Beta | Jan 2, 2026 | Jan 9, 2026 | Jan 23, 2026 |
| № 4324 | N25 | E53 | 08 | 0230 | Beta-Gamma | Jan 3, 2026 | Jan 10, 2026 | Jan 24, 2026 |
| № 4323 | S14 | E55 | 01 | 0020 | Alpha | Jan 3, 2026 | Jan 10, 2026 | Jan 23, 2026 |
| № 4321 | S11 | W62 | 16 | 0510 | Beta-Delta | Dec 25, 2025 | Jan 1, 2026 | Jan 15, 2026 |
| № 4319 | S12 | W10 | 02 | 0010 | Beta | Dec 29, 2025 | Jan 5, 2026 | Jan 19, 2026 |
| № 4317 | N12 | W32 | 06 | 0110 | Beta | Dec 27, 2025 | Jan 3, 2026 | Jan 17, 2026 |
| № 4316 | S07 | W70 | 01 | 0010 | Alpha | Dec 25, 2025 | Dec 31, 2025 | Jan 14, 2026 |
| № 4312 | N19 | W72 | 01 | 0020 | Alpha | Dec 24, 2025 | Dec 31, 2025 | Jan 14, 2026 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1996 to December 2025. The gray background is the average SSN index.
