AR11828 does not change drastically, but there are some noticeble feature changes.
The dark filament that separates the flaring regions becomes thinner but longer over the 3 days. The relatively strong flares on AUg. 26 subside on Aug 27, but strengthen again on Aug. 28.
Telescope: AP Starfire EDT 155 mm f/9.
stopped to 50 mm for disc images, with 4X telecentric lens (f/36) for closeups
filter: Solar Spectrum SO1.5/0.3A with CERF prefilter
Camera: Imperx 4M15
North is up, and east to the left