# I_ogle3 - R_moa = a + b * (V_moa - R_moa)
# V_ogle3 - V_moa = c + d * (V_moa - R_moa)
     28.15695647       0.00821122   # a
     -0.19029845       0.00509160   # b
     28.72026965       0.00815468   # c
     -0.11962386       0.00506526   # d