AR11846 is in the southern hemisphere and remains active with the large sunspot. The flares and plages follow the sunspot on the east, and the filaments go towards the south.
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
發表於 2013-9-26 23:26:37