Astro*Dictionary
by Michael Erlewine
3 articles for
"Radial Velocity"
The velocity of a stellar body directly towards or away from the Earth. This is obtained directly from spectral displacement due to the Doppler effect.
See also: ♦ Doppler Effect
Radial Velocity [Munkasey M.]
The speed of a body through space in the line of sight of the observer. The velocity is negative if the body is approaching Earth.
See also: ♦ Doppler Effect
Astro*Index Copyright © 1997 Michael Erlewine
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