MARINE

Sailing Time Calculator

Voyage duration · ETA · Speed · Distance · Time zones · Current & wind effects

ETA planning current/wind

Voyage parameters

NM
kt
Average cruising speed
kt
Positive = headwind/current, Negative = tailwind/current
local
Set departure date and time
hr
Destination time zone relative to departure

Time formulas

  • S = D / (V ± C) sailing time (hr)
  • S_hr = D / S_kt time = distance / speed
  • ETA = Departure + S_hr estimated arrival
Sailing time 45.0 hr
Days/Hours 1d 21h
ETA Jun 22, 14:30 local time
Speed profile Boat speed Current effect Effective speed
Boat Current Effective 12.0 -2.0 10.0 20 kt 0 kt
Effective speed: 10.0 kt
Time details
Distance 450 NM
Boat speed 12.0 kt
Current effect -2.0 kt
Effective speed 10.0 kt
Time zone change 0 hr
Voyage timeline ETA: Jun 22, 14:30
Departure
Jun 20, 17:30
Voyage
45.0 hr
Arrival
Jun 22, 14:30
Depart: Jun 20, 17:30 Arrive: Jun 22, 14:30 Duration: 45h 0m