Sunspots and active regions — April 23, 2006
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) | |
|---|---|---|---|---|---|---|---|---|
| № 874 | S02 | W37 | 05 | 0010 | Beta | Apr 21, 2006 | Apr 28, 2006 | May 11, 2006 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1977, January to 2006, April. Gray background - average solar cycle.
