Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 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) | |
|---|---|---|---|---|---|---|---|---|
| № 3617 | S15 | E70 | 03 | 0060 | Alpha | Mar 27, 2024 | Apr 3, 2024 | Apr 17, 2024 |
| № 3616 | N02 | W59 | 06 | 0030 | Beta | Mar 18, 2024 | Mar 24, 2024 | Apr 7, 2024 |
| № 3615 | S12 | E39 | 20 | 0300 | Beta-Gamma-Delta | Mar 25, 2024 | Apr 1, 2024 | Apr 14, 2024 |
| № 3614 | N17 | E32 | 04 | 0200 | Beta-Delta | Mar 24, 2024 | Mar 31, 2024 | Apr 14, 2024 |
| № 3613 | S22 | W71 | 05 | 0060 | Beta | Mar 17, 2024 | Mar 23, 2024 | Apr 6, 2024 |
| № 3608 | N10 | W52 | 02 | 0010 | Alpha | Mar 18, 2024 | Mar 25, 2024 | Apr 7, 2024 |
| № 3607 | S18 | W62 | 10 | 0070 | Beta | Mar 17, 2024 | Mar 24, 2024 | Apr 7, 2024 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1995 to March 2024. The gray background is the average SSN index.
