radial velocity

noun

1. the component of the velocity of an object, esp a celestial body, directed along a line from the observer to the object

Example Sentences

For the most recent study, the researchers joined TTV data with a radial velocity analysis of the star.

From Science Daily

This “radial velocity” technique has already been used to detect dozens of exoplanets with hundreds more awaiting confirmation.

From Science Magazine

Researchers made this estimation using the aforementioned radial velocity technique.

From Salon

For a small subset, about 7.2 million stars, Gaia has calculated their radial velocity - their movement towards or away from us.

From BBC

“We are continuing to monitor the star with precise radial velocity measurements, so stay tuned.”

From Fox News