No image for the selected date
Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on January 23, 2011. 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1149 | N18 | W19 | 15 | 0150 | Beta-Gamma | Jan 23, 2011 | Jan 29, 2011 | Feb 12, 2011 |
| № 1147 | N24 | W22 | 01 | 0090 | Alpha | Jan 22, 2011 | Jan 29, 2011 | Feb 12, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to January 2011. The gray background is the average SSN index.
