C INCLUDE THESE PARAMETERS IN RADIAL VELOCITY PROGRAMS

      REAL*8    PI,TWOPI,RPDEG,JYEAR
      INTEGER*4 OUTVPLOT,INVDATA,OUTVFILE
      INTEGER*4 MAXVDATA,MAXVMOD,MMAX,INC,OUTC

      PARAMETER (INC = 5)               ! Console input unit
      PARAMETER (OUTC = 6)              ! Console output unit
      PARAMETER (INVDATA = 11)          ! Input unit for velocity data
      PARAMETER (OUTVFILE = 12)         ! Output unit to disk
      PARAMETER (OUTVPLOT = 13)         ! Output unit to disk for plot

      PARAMETER (MAXVDATA = 100)        ! Max. no. of velocity data
      PARAMETER (MAXVMOD = 100)         ! Max. no. of velocity model pts
      PARAMETER (MMAX = 11)             ! Max. no. of parameters in model

      PARAMETER (PI = 3.14159265359D0)
      PARAMETER (TWOPI = 2.0D0 * PI)
      PARAMETER (RPDEG = PI/180D0)
      PARAMETER (JYEAR = 365.25)        ! Days in a Julian year