Closed Gauging - Temp-Density Error

Error in net cargo quantity from a 1 °C mis-read temperature or 1 kg/m³ density mis-report, at a typical ullage gauge - the drivers of ship-to-shore figure disputes.

GaugingUTIASTM

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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

\Delta V = V \cdot \alpha \cdot \Delta T, \quad \Delta m = V \cdot \Delta\rho

Symbol	Meaning	Unit
$V$	Cargo volume	m³
$\alpha$	Volumetric expansion	1/°C
$\Delta T$	Temperature reading error	°C
$\Delta\rho$	Density reading error	kg/m³

Source: ISO 4266 / OCIMF closed gauging

In short

Error in net cargo quantity from a 1 \u00b0C mis-read temperature or 1 kg/m\u00b3 density mis-report, at a typical ullage gauge - the drivers of ship-to-shore figure disputes.

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