BL Field vs Current Errors for Run 3 LCLS-II Septa 4589
   Meas #   Current    Field    Relative Error    Max Error Level 
     5      -2.001    -0.0001        -0.04           0.002    
     6      -2.498    -0.0009      -0.0025           0.002    
     7      -2.999    -0.0017      -0.0021           0.002    
    20      -2.498    -0.0012      -0.0023           0.002    
    21      -2.001    -0.0004      -0.0045           0.002