Sunspots and active regions — June 28, 2017
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) | |
|---|---|---|---|---|---|---|---|---|
| № 2664 | N18 | W17 | 07 | 0100 | Beta | Jun 28, 2017 | Jul 4, 2017 | Jul 18, 2017 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1988, January to 2017, June. Gray background - average solar cycle.
