On October 15, a spectacular eruption of a multi-loop prominence is observed on the SE limb of the Sun. 2 days later, the huge AR12192 appears and provides us with a naked-eye sunspot group.
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 2014-11-2 17:45:46