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Julian Epoch to Besselian Epoch

Transform position and velocity components from Standard Julian Epoch (J2000) to discontinued Standard Besselian Epoch (B1950)

Library

Utilities/Axes Transformations

Description

The Julian Epoch to Besselian Epoch block transforms two 3-by-1 vectors of Julian Epoch position , and Julian Epoch velocity into Besselian Epoch position , and Besselian Epoch velocity . The transformation is calculated using:

where

are defined as:

Dialog Box

Inputs and Outputs

InputDimension TypeDescription

First

3-by-1 vectorContains the position in Standard Julian Epoch (J2000).

Second

3-by-1 vectorContains the velocity in Standard Julian Epoch (J2000).

OutputDimension TypeDescription

First

3-by-1 vectorContains the position in Standard Besselian Epoch (B1950).

Second

3-by-1 vectorContains the velocity in Standard Besselian Epoch (B1950).

Reference

"Supplement to Department of Defense World Geodetic System 1984 Technical Report: Part I - Methods, Techniques and Data Used in WGS84 Development," DMA TR8350.2-A.

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