# I_ogle3 - R_moa = a + b * (V_moa - R_moa)
# V_ogle3 - V_moa = c + d * (V_moa - R_moa)
     27.04183010       0.00304311   # a
     -0.22961421       0.00446267   # b
     28.44712540       0.00309178   # c
     -0.10613996       0.00450152   # d