DGPS Working Principle: How Differential GPS Corrects Your Position

How does DGPS work, and what does it add to your GPS fix? A reference station ashore measures the error and sends corrections, but its biggest benefit is integrity. Check your mode indicator, correction age and alarms, and always cross-check with radar and visual fixes.

Download Maritime Match free on Google Play now: https://play.google.com/store/apps/details?id=ph.maritimematch.app

Also on the App Store: https://apps.apple.com/ph/app/maritime-match/id6809177839