Data source:    isee1plasmayyyymm.mat
example input:  isee1plasma199807.mat
example output: isee1plasmaP199807.mat
creator:        J.M. Weygand
program:        propagate_all_4.m
columns ascii file:
        day
        month
        year
        hour
        minute
        sec
        temp (km/s)
        density (#/cm^3)
        Vx GSM (km/s)
        Vy GSM (km/s)
        Vz GSM (km/s)
        x GSM (Re)
        y GSM (Re)
        z GSM (Re)
Notes: Note that both ascii files and matlab binary files have been produced.
The columns in the matlab binary files are:
        pMtime
        ptherm (km/s)
        pdensity (#/cm^3)
        pVxgsm GSM (km/s)
        pVygsm GSM (km/s)
        pVzgsm GSM (km/s)
        pxgsm GSM (Re)
        pygsm GSM (Re)
        pzgsm GSM (Re)
``p'' stands for propagated.