velocity along the line of sight toward or away from the observer
motion of a star toward or away from the earth.
Radial velocity is the velocity of an object in the direction of the line of sight. In astronomy, radial velocity most commonly refers to the spectroscopic radial velocity. The spectroscopic radial velocity is the radial component of the velocity of the source at emission and the observer at observation, as determined by spectroscopy. Astrometric radial velocity is the radial velocity as determined by astrometric observations.
The numerical value of radial velocity in Chaldean Numerology is: 6
The numerical value of radial velocity in Pythagorean Numerology is: 3
Images & Illustrations of radial velocity
Find a translation for the radial velocity definition in other languages:
Select another language:
Discuss these radial velocity definitions with the community:
Word of the Day
Would you like us to send you a FREE new word definition delivered to your inbox daily?
Use the citation below to add this definition to your bibliography:
"radial velocity." Definitions.net. STANDS4 LLC, 2017. Web. 28 Apr. 2017. <http://www.definitions.net/definition/radial velocity>.