# I_ogle3 - R_moa = a + b * (V_moa - R_moa)
# V_ogle3 - V_moa = c + d * (V_moa - R_moa)
     28.10225694       0.01380665   # a
     -0.20424556       0.01355731   # b
     28.68597740       0.01353046   # c
     -0.14062241       0.01329859   # d