Search:   Dictionary All Posts
Store Your Knowledge at the Brain Bank!
Login / Register - It's free!

right ascension Definition

Cancel
Login to Create a ListRegister for Free!
right ascension
noun(right ascension)
the arc of the celestial equator between the vernal equinox and the point where the hour circle through a given body intersects the equator reckoned eastward commonly in terms of the corresponding interval of sidereal time in hours, minutes, and seconds

Words Related to right ascension!

ra, celestial longitude, angular distance, declination, sidereal time, equinoctial point, line of longitude, magnetic north, sidereal day, true anomaly, celestial point, apolune, almucantar, longitude, ecliptic, ephemeris, heliometer, sidereal year, equinoctial circle, apocynthion, backstaff, radio astronomy, declinometer, star chart, uranography, uranoscopy, armil, absolute magnitude, sidereal, celestial equator, apastron, lunistice, binary system, evection, circumjovial, universal time, astronomy, tropical year, spherograph, selenodesy, latitude, sidereous, declinator, solar day, astronomical year, astronomical, inferior planet, polar coordinate, heliometry, mean solar day, apojove, superior planet, solar telescope, line of latitude, minute of arc, standard candle, antapex, prime meridian, solar year, astrocompass, meteoroscope, celestial sphere, cosmic time, astrometeorology, equator, apparent magnitude, terrestrial telescope, anomalistic year, superior conjunction, radio interferometer, regrede, selenology, copernican system, inferior conjunction, proper motion, azimuth, small circle, ptolemaic system, triangulum australe, areography, international date line, semimajor axis, hubble law, magnetic dip, cosmolabe, astronavigation, volvelle, equinoctially, equatorial, heliotroper, cometology, mesoseme, trioctile, minor planet, demicircle, larmor precession, chromatoscope, intersidereal, magnetic pole, colatitude,

right ascension Examples by Brain Bank Users