Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3590 | N17 | E53 | 07 | 0760 | Beta-Gamma | Feb 26, 2024 | Mar 4, 2024 | Mar 17, 2024 |
| № 3586 | N27 | W05 | 01 | 0090 | Alpha | Feb 21, 2024 | Feb 28, 2024 | Mar 13, 2024 |
| № 3584 | S15 | W59 | 01 | 0010 | Alpha | Feb 17, 2024 | Feb 24, 2024 | Mar 9, 2024 |
| № 3581 | S21 | W85 | 01 | 0010 | Alpha | Feb 15, 2024 | Feb 22, 2024 | Mar 7, 2024 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1995 to February 2024. The gray background is the average SSN index.
