BL vs X Errors for Errors for run 1
   Meas #   Current    Field    Relative Error    Max Error Level 
     2      -4.000    -0.0249      -0.00032          0.0003    
     3       0.000     0.0000         0.25          0.0003    
     4       4.000     0.0250      0.00033          0.0003