SLAC Magnetic Measurements 
Undulator Fiducialization Summary 
C:\achim\MM\Fiducialization\Data\fid-summary_U08_DS0001_2008-06-04_14-59-02.txt 


---------------------- Reprinting Input Information:-------------------------- 
Pointed-Magnet Calibration File: 
  S:\MagData\LCLS\PM_calibration\PMcalibration_result_02_08.txt
PM calibrations results from: 09-18-2007 
 
PM#     X1        X2        Y1        Y2    CMM Sx    CMM Sy 
 1  | 0.091438  0.091530  | 0.091417  0.091497  | 
 2  | 0.091346  0.091594  | 0.091493  0.091377  | 
 3  | 0.091314  0.091690  | 0.091384  0.091452  | 
 4  | 0.091513  0.091583  | 0.091469  0.091557  | 
 5  | 0.091170  0.091446  | 0.091429  0.091187  | 

---------------------- Reprinting Input Information:-------------------------- 
Magnetic PM Data File: :
 S:\MagData\LCLS\Undulator\L143-112000-08\DataSet0001\Fiducialization\pmc.txt
 
 
Magnet PM number    X          Y          Z        Run      Date 
                    m          m          m 
 
Pointed Magnets Values:
 Name PM#     x             y          z     Run    Date 
 ---- ---  --------    ---------  ---------  --- ----------
 URM  PM4  0.076983    0.000256   -0.396439    2  05-28-2008
 UPM  PM3  0.029403    0.000274   0.840340    2  05-28-2008
 DPM  PM2  0.029391    0.000202   4.449869    2  05-28-2008
 DRM  PM1  0.077138    0.000564   5.027090    2  05-28-2008
 ---- ---  --------    ---------  ---------  --- ----------

---------------------- Reprinting Input Information:-------------------------- 
Magnetic Axis x,y-center taken from File: :
 S:\MagData\LCLS\Undulator\L143-112000-08\DataSet0001\Tuning Results\Bscanz_Run 012\x+00000_y+000_bscanz.dat

   x_center =    0.028980  y-center =   0.000370  
   ----------------------  ---------------------

-------------------End of  Reprinting Input Information:---------------- 

Y Distances  from mag center line to PM Centers 
           y   
y1 is positive, if  mag.centerline is  BELOW center point of PM.
y1 = (UPM PM3 center - Mag.y-center  ) =  0.000274 - 0.000370  =  -0.000096
y1 = (DPM PM2 center - Mag.y-center  ) =  0.000202 - 0.000370  =  -0.000168
y1 = (URM PM4 center - Mag.y-center  ) =  0.000256 - 0.000370  =  -0.000114
y1 = (DRM PM1 center - Mag.y-center  ) =  0.000564 - 0.000370  =  0.000194

Y Distances  from mag center line to Tooling Balls on PMs:
UPM PM3 has Y2 up!
y2_y1 = (UPM PM3 Tooling Ball Y1 (Down)) =  --0.000096  + 0.091384  =  0.091480
y2_y2 = (UPM PM3 Tooling Ball Y2 (UP  )) =  -0.000096  + 0.091452  =  0.091356
 
DPM PM2 has Y1 up!
y2_y1 = (DPM PM2 Tooling Ball Y1 (UP  )) =   -0.000168  + 0.091493  =  0.091325
y2_y2 = (DPM PM2 Tooling Ball Y2 (Down)) =  --0.000168  + 0.091377  =  0.091545
 
URM PM4 has Y1 up!
y2_y1 = (URM PM4 Tooling Ball Y1 (UP  )) =   -0.000114  + 0.091469  =  0.091355
y2_y2 = (URM PM4 Tooling Ball Y2 (Down)) =  --0.000114  + 0.091557  =  0.091671
 
DRM PM1 has Y1 up!
y2_y1 = (DRM PM1 Tooling Ball Y1 (UP  )) =   0.000194  + 0.091417  =  0.091611
y2_y2 = (DRM PM1 Tooling Ball Y2 (Down)) =  -0.000194  + 0.091497  =  0.091303
 
X  Distances  from mag center line to PM Centers 
           x   
x1 is positive, if  mag.centerline is  to the right of  center point of PM looking downstream.
x1 = (UPM PM3 center - Mag.x-center  ) =  0.029403 - 0.028980  =  0.000423
x1 = (DPM PM2 center - Mag.x-center  ) =  0.029391 - 0.028980  =  0.000411
x1 = (URM PM4 center - Mag.x-center  ) =  0.076983 - 0.028980  =  0.048003
x1 = (DRM PM1 center - Mag.x-center  ) =  0.077138 - 0.028980  =  0.048158

X Distances  from mag center line to Tooling Balls on PMs:
x2_x1 = (UPM PM3 Tooling Ball X1     ) =   0.000423  + 0.091314  =  0.091737
x2_x1 = (DPM PM2 Tooling Ball X1     ) =   0.000411  + 0.091346  =  0.091757
x2_x1 = (URM PM4 Tooling Ball X1     ) =   0.048003  + 0.091513  =  0.139516
x2_x1 = (DRM PM1 Tooling Ball X1     ) =   0.048158  + 0.091438  =  0.139596

 --------------------------------------File For CMM: ---------------------------------------
$PRC (NAM=ID$INPUT)
DS_X=  0.091757 
DS_Y=  0.091325 
US_X=  0.091737 
US_Y=  0.091356 
$END

 ---------------------------------End of File For CMM: ---------------------------------------

 -----------Differences in coordinates [U|D][P|R]M x,y:------------------------------
  |         |   delta_x | delta_y   |
  |---------|-----------|-----------|
  | UPM-DPM | -0.000020 |  0.000031 |
  | UPM-URM | -0.047779 |  0.000001 |
  | DPM-DRM | -0.047839 | -0.000286 |
  | URM-DRM | -0.000080 | -0.000256 |
  |---------|-----------|-----------|

 ---------------------------------End of Dx Dy Checks -----------------------------------------------