Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on July 22, 2021. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 2849 | S18 | E77 | 01 | 0000 | Alpha | Jul 29, 2021 | Aug 5, 2021 | Aug 18, 2021 |
| № 2848 | N20 | E18 | 04 | 0010 | Beta | Jul 24, 2021 | Jul 31, 2021 | Aug 14, 2021 |
| № 2847 | S28 | E63 | 03 | 0020 | Beta | Jul 28, 2021 | Aug 4, 2021 | Aug 18, 2021 |
| № 2846 | N25 | E51 | 07 | 0090 | Beta | Jul 27, 2021 | Aug 3, 2021 | Aug 17, 2021 |
| № 2845 | S15 | W59 | 04 | 0060 | Beta | Jul 18, 2021 | Jul 25, 2021 | Aug 8, 2021 |
| № 2842 | N25 | W64 | 07 | 0080 | Beta-Gamma | Jul 18, 2021 | Jul 25, 2021 | Aug 8, 2021 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1992 to July 2021. The gray background is the average SSN index.
