# I_ogle3 - R_moa = a + b * (V_moa - R_moa)
# V_ogle3 - V_moa = c + d * (V_moa - R_moa)
     28.18285306       0.01072859   # a
     -0.14157025       0.00598825   # b
     28.68341054       0.01635453   # c
     -0.13886227       0.00955177   # d