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Sunspots and active regions
The following active regions with sunspot groups were visible on the Sun on March 14, 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) | |
|---|---|---|---|---|---|---|---|---|
| № 1172 | N12 | E44 | 03 | 0020 | Beta | Mar 18, 2011 | Mar 25, 2011 | Apr 8, 2011 |
| № 1169 | N20 | W34 | 17 | 0290 | Beta | Mar 12, 2011 | Mar 19, 2011 | Apr 2, 2011 |
| № 1166 | N10 | W65 | 14 | 0640 | Beta-Gamma | Mar 10, 2011 | Mar 17, 2011 | Mar 30, 2011 |
Solar cycle progression
The average monthly sunspot number (SSN) from January 1982 to March 2011. The gray background is the average SSN index.
