A hot sunny day.
Even the Sun is too hot to be active.
Taken using SAFE Kendrick solar filter. NEVER look directly at the Sun.
Nexstar 8SE with Canon 5D mark II. ISO 100 at 1/400 second.
Enlargement of Active Region 2121 showing dark bipolar sunspot pair, grey penumbrae and network of lighter faculae towards the limb. The larger sunspot has a bright linear feature, possibly a light bridge.
AR 2121 produced a C2 flare on 24th July 2014.
AR 2121 produced a C2 flare on 25th July 2014.