polaris.ocean.vertical.ztilde.z_tilde_from_pressure
- polaris.ocean.vertical.ztilde.z_tilde_from_pressure(p: DataArray, rho0: float) DataArray[source]
Convert sea pressure to pseudo-height.
z_tilde = -p / (rho0 * g)
- Parameters:
p (xarray.DataArray) – Sea pressure in Pascals (Pa).
rho0 (float) – Reference density in kg m^-3.
- Returns:
xarray.DataArray – Pseudo-height with the same shape and coords as
p(units: m).