ISO 19030 Performance Indicator

Speed-loss percentage vs reference-period baseline - the ISO 19030 Part 2 hull-and-propeller performance metric.

HullPerformance

Loading calculator…

This calculator requires JavaScript to compute its result. The formula, symbols, and regulatory sources are shown in the Formula section below.

Formula, assumptions, and limits

\text{Speed loss} = \frac{V_\text{baseline} - V_\text{current}}{V_\text{baseline}} \times 100\%

Symbol	Meaning	Unit
$V_\text{baseline}$	Reference-period normalised speed	kn
$V_\text{current}$	Current normalised speed	kn

Source: ISO 19030 - Hull and propeller performance

Speed-loss percentage vs reference-period baseline - the ISO 19030 Part 2 hull-and-propeller performance metric.