Sunspots and active regions — February 01, 2018
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) | |
|---|---|---|---|---|---|---|---|---|
| № 2697 | S09 | E33 | 03 | 0000 | Alpha | Feb 4, 2018 | Feb 11, 2018 | Feb 25, 2018 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1989, January to 2018, February. Gray background - average solar cycle.
