Solar Activity, 2004.07.27


2004.07.27 UT 20:40 - Sunspot groups. 1/100 sec exposure, Canon 300D, 90mm Maksutov (f/5.6, FL = 500mm).

2004.07.27 UT 20:34 - Sunspot group 652. 1/100 sec exposure, Canon 300D, 300mm SCT stopped down to 100mm (f/30, FL = 3000mm). This group is about to rotate out of view.
©2004 Chris L Peterson