#!/usr/bin/env python3

f = open("Rv.dat", "w")
f.write("# jd rv sigma\n")

t1 = 0.0
t2 = 2.0
dt = 0.01

t = t1
while t < t2+1.0e-8:
    f.write("%.8f  %.8e  %.8e\n" % (t, 0.0, 0.01))
    t += dt

f.close()