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Avtometriya

2007 year, number 5

Refining the Outer Camera Orientation in Synchronized Shooting from Two Spacecrafts

G. I. Peretyagin and A. Yu. Seren
Institute of Automation and Electrometry, Siberian Branch, Russian Academy of Sciences, Novosibirsk, RussiaE-mail: Seren.Alexey@ngs.ru
Pages: 389-399

Abstract

Methods for simultaneous refining the outer orientation parameters of satellite cameras in synchronized shooting from two spacecrafts moving in the same orbit are proposed and investigated. The methods are based on taking into account perspective relations between corresponding coordinates of projections of region elements in a synchronized series of stereograms under assumption that the common aiming point of the cameras does not change during shooting. A method for space shooting simulation is described and used for investigating the dependences of the errors of estimating the orientation angles of the cameras on the number of stereograms and the noise level in projective coordinates of region element images