Vessel ETA Calculator
Pro + Compass

Developed By MSTL: Anil Pillai

Live GPS N/S E/W, UTC/LT, Compass & history. Offline ready.

CONTAINER → ← BULK CARRIER

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Current Position Latitude - DD MM SS.s

Longitude - DDD MM SS.s

Enter DD MM SS.s - N/S E/W in box No fix

Destination Latitude - DD MM SS.s

Longitude - DDD MM SS.s

Speed & Time SOG (knots) * Time last AIS update received (Local Time) - Optional - Manual entry

Manual local time. Auto-fills from GPS if you use Live GPS. Empty = Now. No UTC needed.

Options Routing

Great-Circle 3440.065 NM

Sea-Lane +6% offline

Sea Lane Extra % (editable, default 6%)

Editable

WGS84 R=6371.0088km = 3440.065 NM Haversine 100% accurate. DD MM SS.s boxes fixed. Sea lane default 6% but you can change 0-15% as needed.

ETA Display

Local+UTC

UTC Only

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Compass

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Distance

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Time To Go

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Initial Brg

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Final Brg

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Departure

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Source

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DEFAULT: Offline All-In-One Map (OSM)Always works

Map loading

OPTIONAL: Google Map (needs internet)

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