Last updated: 2026-04-14Contact: developer@captaincalc.com.tr
Reference basis: IMO/COLREG/STCW concepts, nautical practice, approved ship documents, and CaptainCalc calculation notes. Always verify operational decisions with official sources.
Set & Drift Calculator
Combine course through water, speed through water, current set and current drift to estimate resulting COG and SOG.
Vector note
Current vector is added to the ship-through-water vector. Output is an estimate for route monitoring, not a substitute for approved voyage planning software.
Related Calculators
CaptainCalc performs these bridge calculations instantly and offline with a workflow built for merchant ships.
