U.S. flag

An official website of the United States government

Loran Conversion Tool

This tool converts Loran TDs to Latitude and Longitude.

Your feedback is appreciated. Not working properly? Submit this bug report form

Option 1: D.d: Decimal Degrees. For example: 45.3772. Option 2: DM.m: Degrees, Minutes, Decimal Minutes. For example: 45 space 22.6333. Default Option: DMS: Degrees, Minutes, Seconds. For example: 45 space 22 space 38.