very long baseline interferometry

American  

noun

Radio Astronomy.

1. an interferometry technique that enhances angular resolution in the observation of radio signals from distant celestial objects, as quasars, by combining signals from several radio telescopes around the earth or such signals with those from an earth-orbiting satellite. VLBI

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very long baseline interferometry

The EHT is not a single instrument, but rather a consortium of telescopes across the planet that collected data in a technique called very long baseline interferometry.

From Washington Post ● Apr. 13, 2023

Using very long baseline interferometry, researchers in Italy and Japan recently tried to link two optical atomic clocks about 5,500 miles apart.

From Seattle Times ● Apr. 25, 2022

One possible use is very long baseline interferometry.

From Science Magazine ● Jun. 3, 2021

Together, these instruments perform a trick called very long baseline interferometry.

From Economist ● Jan. 7, 2016