Track Error Angle Calculator
Find the track error angle from cross-track distance and distance along the route.
Compare Your Options And Get Clear Answers
Find the track error angle from cross-track distance and distance along the route.
Track Error Angle Estimator
Enter your numbers below for an instant estimate.
How It Works
Key concepts behind this calculator
Enter Values
Fill in each field with your own numbers.
Calculate
Results update as you change the inputs.
Review
Read the breakdown and the explanation.
Adjust
Change values to compare scenarios.
Track Quick Guide
Typical values for reference.
| Off track | Flown | Remaining | Angle |
|---|---|---|---|
| 1 | 30 | 60 | 1.9° |
| 2 | 50 | 100 | 2.3° |
| 4 | 60 | 80 | 3.8° |
| 5 | 100 | 50 | 2.9° |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Track Error Angle Calculator FAQ
Answers to common questions about this calculator.
It is the angle between your planned track and the track actually flown.
Turn by the track error angle to go parallel, then add the closing angle to reach the destination.
One nautical mile off after 60 nm equals about one degree of error.
It is a learning aid, not a replacement for approved flight planning.