sidereal
41sidereal year — noun The orbital period of the Earth; a measure of the time it takes for the Sun to return to the same position with respect to the stars of the celestial sphere. A sidereal year is about 20.4 minutes longer than the tropical year due to… …
42sidereal month — The average period of revolution of the moon with respect to the stars. It equals 27 days 43 min 11.5 s, or approximately 271/3 days. Sidereal month …
43sidereal time — The sidereal time at any place is the hour angle of the vernal equinox at that place …
44sidereal year — The period of one complete revolution of the earth around the sun with respect to a fixed point, 365 days 6 h 9 min and 9.5534 s in the year 1900, and increasing at a rate of 0.0001 s annually. Because of the precession of the equinoxes, this is… …
45sidereal year — noun Astronomy the sidereal period of the earth about the sun, about twenty minutes longer than the solar year …
46sidereal hour — /saɪˌdɪəriəl ˈaʊə/ (say suy.dearreeuhl owuh) noun one 24th part of a sidereal day …
47sidereal period of revolution — žvaigždinis sūkio periodas statusas T sritis radioelektronika atitikmenys: angl. sidereal period of revolution vok. sideralische Umdrehungsperiode, f rus. сидерический период обращения, m pranc. période de révolution sidérale, f …
48sidereal year — sideriniai metai statusas T sritis fizika atitikmenys: angl. sidereal year vok. siderisches Jahr, n; Sternjahr, n rus. звёздный год, m; сидерический год, m pranc. année sidérale, f …
49sidereal morays — žvaigždėtosios murenos statusas T sritis zoologija | vardynas taksono rangas gentis atitikmenys: lot. Siderea angl. sidereal morays rus. сидерии ryšiai: platesnis terminas – mureninės siauresnis terminas – raštuotoji murena …
50sidereal day — A day measured by the transit of certain stars. A day which begins at the noon or middle of the day, in common parlance. 52 Am J1st Time § 14. A mean sidereal day is 23 hours, 56 minutes, 4.091 seconds of mean solar time. Rochester German Ins. Co …
