Solar
prominences just a second before C3, with also the
chromosphere at maximum visibility. Extreme enlargement
of the original frame.
Pentax 75 refractor (500mm f.l. f/6.7), Canon 760D,
SkyWatcher EQ5 tracking mount, 1/2000s exposure at 100
ISO.
Image
by Emmanuele Sordini, processing by Lorenzo
Comolli. |