Aviation dictionary. 2014.
Apse line — In astrodynamics apse line (or line of apsides) is a common name for an imaginary line defined by orbit s eccentricity vector. It is strictly defined for elliptic, parabolic, and hyperbolic orbits. For those orbits it can be imagined as a line:… … Wikipedia
apse line — apsidžių linija statusas T sritis fizika atitikmenys: angl. apse line; line of apsides vok. Apsidenlinie, f rus. линия апсид, f pranc. ligne des apsides, f … Fizikos terminų žodynas
apse line — Astron. See line of apsides. * * * … Universalium
apse line — Astron. See line of apsides … Useful english dictionary
apse — /æps / (say aps) noun 1. Architecture a vaulted semicircular or polygonal recess in a building, especially at the end of the choir of a church. 2. Astronomy a. → apsis. b. apse line, the line of apsides. See apsis (def. 1b). {Latin …
line of apsides — apsidžių linija statusas T sritis fizika atitikmenys: angl. apse line; line of apsides vok. Apsidenlinie, f rus. линия апсид, f pranc. ligne des apsides, f … Fizikos terminų žodynas
line of apsides — Astron. the major axis of an elliptical orbit. Also called apse line. * * * … Universalium
line of apsides — the major axis of an elliptical orbit * * * Astron. the major axis of an elliptical orbit. Also called apse line … Useful english dictionary
apse — apsidal /ap si dl/, adj. apsidally, adv. /aps/, n. 1. Archit. a semicircular or polygonal termination or recess in a building, usually vaulted and used esp. at the end of a choir in a church. See diag. under basilica. 2. Astron. an apsis. [1815… … Universalium
Analemma — was also a book by Ptolemy .In astronomy, an analemma (IPA: IPA|/ˌænəˈlɛmə/, Latin for the pedestal of a sundial) is a curve representing the angular offset of a celestial body (usually the Sun) from its mean position on the celestial sphere as… … Wikipedia
