def PNT2TidalOcto_Tv14(XA,beta0PNT=0):
  """ TaylorT2 0PN Octopolar Tidal Coefficient, v^14 Timing Term. 

   XA = mass fraction of object
   beta0PNT = 0PN Octopole Tidal Flux coefficient """

  return (4)/(3)*(520+beta0PNT)-(2080*XA)/(3)