ETA Calculator

Calculate estimated time of arrival and passage duration

Results

Time Enroute --
Estimated Time of Arrival --
Arrival Date --
Distance (NM) --
Effective Speed --
Total Hours --

Speed/Time Table

Speed Time ETA

Passage Planning Tips

Weather Windows

• Check forecasts 48-72 hours ahead

• Allow buffer time for weather delays

• Plan for daylight arrivals when possible

Speed Factors

• Head seas can reduce speed 20-30%

• Following seas may increase speed 5-10%

• Current can add/subtract 1-4 knots