Space and Solar Definitions - Q
Quasi-stellar object observed mainly in radio waves. Quasars are extragalactic objects believed to be the very distant centers of active galaxies.
Quiescent Prominence (Filament)
Long, sheet-like prominences nearly vertical to the solar surface.
A descriptive word specifically meaning geomagnetic levels such that ap < 8.
(2) Solar activity levels with less than one chromospheric event per day
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