The trials, tribulations and small triumphs of an Indiana astronomer.
Wednesday, January 16, 2013
An Active Sun--January 16, 2013
The sun is very active today. These images show prominences and active regions. The active region clearly visible on the first image is AR1561, which has gown rapidly and is visible to the naked eye. It is capable of producing X-Class flares. Captured with PST and SolarMaxII.