Target Stands by TuffsteelTM

The azimuth a is defined as the angle enclosed between the positive x-axis of a xyz reference frame and the north direction. a is always positive and may take values between 0° and 360°. The xz-plane is parallel to the surface of the earth at the selected location.
j is the degree of latitude and depends on the location on the globe (-90° <= j <=+90°)

Abbreviations

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