Three Position Estimation Procedures

Abstract : This report describes three position estimation procedures. The first is for estimates based on bearings taken on or from stations with uncertain locations. The second is for use with two or more lines of position. The third is combining estimates from different sources. Originator-supplied keywords include: Navigational error; Bearings-only position estimate, Bearings-only fix, Composite position estimate, Composite position fix, and Line of position fix.