Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on February 13, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3584 | S15 | E45 | 01 | 0030 | Alpha | Feb 17, 2024 | Feb 24, 2024 | Mar 9, 2024 |
| № 3583 | N09 | E17 | 22 | 0250 | Beta-Gamma | Feb 15, 2024 | Feb 22, 2024 | Mar 6, 2024 |
| № 3582 | N07 | W11 | 15 | 0120 | Beta | Feb 13, 2024 | Feb 20, 2024 | Mar 4, 2024 |
| № 3581 | S21 | E20 | 02 | 0050 | Alpha | Feb 15, 2024 | Feb 22, 2024 | Mar 7, 2024 |
| № 3579 | S09 | W22 | 01 | 0010 | Alpha | Feb 12, 2024 | Feb 19, 2024 | Mar 4, 2024 |
| № 3576 | S17 | W35 | 40 | 0420 | Beta-Gamma-Delta | Feb 11, 2024 | Feb 18, 2024 | Mar 3, 2024 |
| № 3571 | S17 | W80 | 02 | 0030 | Beta | Feb 8, 2024 | Feb 15, 2024 | Feb 28, 2024 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1995 to February 2024. The gray background is the average SSN index.
