change of longitude

The change of longitude between two points is the smaller arc of the equator intercepted by meridians through two points. It is annotated east or west according to the direction of the change from the first point to the second.

Aviation dictionary. 2014.

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  • longitude — Refraction Re*frac tion (r?*fr?k sh?n), n. [F. r[ e]fraction.] 1. The act of refracting, or the state of being refracted. [1913 Webster] 2. The change in the direction of ray of light, heat, or the like, when it enters obliquely a medium of a… …   The Collaborative International Dictionary of English

  • longitude — (lon ji tu d ) s. f. 1°   Terme de géographie. L arc de l équateur terrestre, évalué en degrés et parties de degré, contenu entre le premier méridien, qui, pour la France, est celui qui passe par l observatoire de Paris, et le méridien de ce lieu …   Dictionnaire de la Langue Française d'Émile Littré

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  • difference of longitude — The smaller angle at the pole or the shorter arc of a parallel between the meridians of two places, expressed as an angular measure. The same as change of longitude. Difference of longitude …   Aviation dictionary

  • Orbital inclination change — is an orbital maneuver aimed at changing the inclination of an orbiting body s orbit. This maneuver is also known as an orbital plane change as the plane of the orbit is tipped. This maneuver requires a change in the orbital velocity vector… …   Wikipedia

  • Mean longitude — In astrodynamics or celestial dynamics, mean longitude is the longitude at which an orbiting body could be found if its orbit were circular, and free of perturbations, and if its inclination were zero. Both the mean longitude and the true… …   Wikipedia

  • Pont au Change — Pays France Localité Paris Latitude Longitude …   Wikipédia en Français

  • Time zone — Timezone and TimeZone redirect here. For other uses, see Time zone (disambiguation). Local time redirects here. For the mathematical concept, see Local time (mathematics). This article is about time zones in general. For a list of time zones by… …   Wikipedia

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