Concept information
PREFERRED TERM
RIOMETER
DEFINITION
- A riometer is a relative ionospheric opacity meter--a specially designed radio receiver for the continuous monitoring of galactic or extragalactic radio noise between 1 and 50 MHz. Riometers track high-latitude, enhanced, atmospheric ionization events known as polar cap absorption.
BROADER CONCEPT
URI
https://gcmd.earthdata.nasa.gov/kms/concept/aac79253-3894-408b-a20b-51e7101c36e3
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