Characteristic velocity
Description
Characteristic velocity or c*, or C-star is a measure of the combustion performance of a rocket engine independent of nozzle performance, and is used to compare different propellants and propulsion systems.
Related formulasVariables
c* | characteristic velocity (m/s) |
p1 | chamber pressure (pascal) |
At | area of the throat (m2) |
ṁ | mass flow rate of the engine (kg/s) |