EntityQ6481210· pop 5· linked from 7 articlesLambert's problemSign in to saveDetermine an orbit from two position vectors and the time of flightConnectionsGlobal Positioning SystemEntitydifferential equationEntitydigital object identifierEntityJoseph-Louis LagrangeEntityellipseEntityNewton's law of universal gravitationEntityhyperbolaEntitycelestial mechanicsEntityQ118398EntityJohann Heinrich LambertEntityunit vectorEntityinfinitesimalEntityorbital elementsEntitytwo-body problemEntityboundary value problemEntitytrue anomalyEntityKepler orbitEntityecliptic poleEntityorbit determinationEntityPatched Conic ApproximationEntityCategoriesAstrodynamicsConic sectionsOrbits