Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on October 21, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3865 | S22 | E62 | 01 | 0030 | Alpha | Oct 27, 2024 | Nov 3, 2024 | Nov 17, 2024 |
| № 3864 | N25 | E48 | 01 | 0010 | Alpha | Oct 26, 2024 | Nov 2, 2024 | Nov 16, 2024 |
| № 3863 | S02 | E41 | 06 | 0120 | Beta | Oct 25, 2024 | Nov 1, 2024 | Nov 14, 2024 |
| № 3862 | S18 | E43 | 01 | 0020 | Alpha | Oct 25, 2024 | Nov 1, 2024 | Nov 15, 2024 |
| № 3860 | S07 | W27 | 03 | 0040 | Beta | Oct 20, 2024 | Oct 27, 2024 | Nov 9, 2024 |
| № 3859 | S12 | W41 | 12 | 0210 | Beta-Gamma | Oct 19, 2024 | Oct 26, 2024 | Nov 8, 2024 |
| № 3857 | S07 | W15 | 05 | 0030 | Beta | Oct 21, 2024 | Oct 28, 2024 | Nov 10, 2024 |
| № 3856 | N10 | W61 | 04 | 0150 | Beta | Oct 17, 2024 | Oct 24, 2024 | Nov 7, 2024 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1995 to October 2024. The gray background is the average SSN index.
