Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on April 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3660 | N10 | E64 | 01 | 0030 | Alpha | May 4, 2024 | May 10, 2024 | May 24, 2024 |
| № 3658 | S23 | W69 | 06 | 0050 | Beta | Apr 24, 2024 | Apr 30, 2024 | May 14, 2024 |
| № 3657 | S15 | W30 | 03 | 0010 | Beta | Apr 27, 2024 | May 3, 2024 | May 17, 2024 |
| № 3655 | S26 | W18 | 01 | 0060 | Alpha | Apr 27, 2024 | May 4, 2024 | May 18, 2024 |
| № 3654 | S08 | W21 | 18 | 0230 | Beta-Gamma | Apr 27, 2024 | May 4, 2024 | May 18, 2024 |
| № 3652 | N14 | W55 | 01 | 0070 | Alpha | Apr 25, 2024 | May 2, 2024 | May 15, 2024 |
| № 3648 | N18 | W83 | 02 | 0010 | Beta | Apr 23, 2024 | Apr 29, 2024 | May 13, 2024 |
| № 3646 | N22 | W59 | 02 | 0030 | Beta | Apr 24, 2024 | May 1, 2024 | May 15, 2024 |
| № 3644 | N13 | W68 | 02 | 0010 | Beta | Apr 24, 2024 | May 1, 2024 | May 14, 2024 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1995 to April 2024. The gray background is the average SSN index.
