Sunspots and active regions — March 07, 2021
Sunspots and active regions
By the end of the day, the following active regions with sunspots could be observed on the Sun's surface
| Group ID | Location | Number of sunspots | Area (msh) | Type | CM Passage | Disappearance (W90) | Reappearance (W270) | |
|---|---|---|---|---|---|---|---|---|
| № 2807 | S18 | W08 | 02 | 0010 | Alpha | Mar 7, 2021 | Mar 14, 2021 | Mar 28, 2021 |
| № 2806 | S31 | W55 | 01 | 0010 | Alpha | Mar 4, 2021 | Mar 11, 2021 | Mar 25, 2021 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1992, January to 2021, March. Gray background - average solar cycle.
