Sunspots and active regions — June 30, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2837 | N17 | E57 | 02 | 0020 | Alpha | Jul 5, 2021 | Jul 12, 2021 | Jul 26, 2021 |
| № 2836 | S28 | E08 | 08 | 0020 | Beta | Jul 2, 2021 | Jul 9, 2021 | Jul 23, 2021 |
| № 2835 | S18 | E14 | 16 | 0370 | Beta-Gamma-Delta | Jul 2, 2021 | Jul 9, 2021 | Jul 23, 2021 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1992, January to 2021, June. Gray background - average solar cycle.
