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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on December 28, 2024. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3941 | S05 | E50 | 02 | 0020 | Alpha | Jan 2, 2025 | Jan 9, 2025 | Jan 22, 2025 |
| № 3940 | S05 | E38 | 01 | 0005 | Alpha | Jan 1, 2025 | Jan 8, 2025 | Jan 21, 2025 |
| № 3939 | S17 | E45 | 02 | 0080 | Alpha | Jan 1, 2025 | Jan 8, 2025 | Jan 22, 2025 |
| № 3938 | N19 | E25 | 21 | 0150 | Beta-Gamma | Dec 31, 2024 | Jan 7, 2025 | Jan 21, 2025 |
| № 3937 | S13 | E10 | 01 | 0020 | Alpha | Dec 30, 2024 | Jan 6, 2025 | Jan 19, 2025 |
| № 3936 | N14 | W16 | 25 | 0330 | Beta-Delta | Dec 28, 2024 | Jan 4, 2025 | Jan 17, 2025 |
| № 3935 | S18 | E01 | 01 | 0060 | Alpha | Dec 29, 2024 | Jan 5, 2025 | Jan 19, 2025 |
| № 3933 | S07 | W48 | 16 | 0200 | Beta-Gamma | Dec 25, 2024 | Jan 1, 2025 | Jan 15, 2025 |
| № 3932 | S17 | W23 | 24 | 0120 | Beta-Gamma-Delta | Dec 27, 2024 | Jan 3, 2025 | Jan 17, 2025 |
| № 3929 | N18 | W67 | 02 | 0010 | Beta | Dec 24, 2024 | Dec 31, 2024 | Jan 13, 2025 |
| № 3928 | S14 | W50 | 17 | 0120 | Beta-Gamma | Dec 25, 2024 | Jan 1, 2025 | Jan 15, 2025 |
| № 3927 | S08 | W58 | 01 | 0005 | Alpha | Dec 25, 2024 | Dec 31, 2024 | Jan 14, 2025 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1995 to December 2024. The gray background is the average SSN index.
