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

The upper curve shows the radial velocity of the star during the650 period of variation.

From Project Gutenberg

The ninth column gives the proper motion (μ), the tenth the radial velocity W expressed in sir.

From Project Gutenberg

The following table contains all stars with a radial velocity greater than 20 sir.

From Project Gutenberg

A large radial velocity seems therefore to be a galactic phenomenon and to be correlated to a great distance from us.

From Project Gutenberg

The radial velocity is, numerically, greater than could have been supposed.

From Project Gutenberg