# Coefficient B(T,P) - used in UNESCO equation

## Description

The coefficient B(T,P) used in the UNESCO equation, speed of sound in sea water), depends on the temperature and the pressure

Related formulas## Variables

B | Coefficient B - UNESCO equation (dimensionless) |

B_{0} | Coefficient B00 |

B_{1} | Coefficient B01 |

T | Temperature - UNESCO equation (degrees) (dimensionless) |

B_{10} | Coefficient B10 |

B_{11} | Coefficient B11 |

P | Pressure UNESCO equation (bar) (dimensionless) |