Sunspots and active regions — August 31, 2007
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) | |
|---|---|---|---|---|---|---|---|---|
| № 969 | S06 | W43 | 05 | 0090 | Alpha | Aug 29, 2007 | Sep 4, 2007 | Sep 18, 2007 |
Solar cycle progression
Average monthly sunspot number (SSN) from 1978, January to 2007, August. Gray background - average solar cycle.
