# I_ogle3 - R_moa = a + b * (V_moa - R_moa)
# V_ogle3 - V_moa = c + d * (V_moa - R_moa)
     28.10866698       0.00620213   # a
     -0.18927694       0.00378183   # b
     28.42978924       0.00614344   # c
     -0.12114529       0.00374442   # d