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User name R. Michaels
Log entry time 02:18:46 on December19,2000
Entry number 53853
keyword=X = -1mm, HARP scan
We move the beam to X = -1 mm
EPICS says, X,Y = -1.0, 0
Spot says -1.5, +0.5 (calib. seems off)
Harp scan (plot below), run 1174 (73 was junk). CODA run 2010
Survey offsets: X(5)=-0.07 Y(5)= 0.08 X(6)=-0.45 Y(6)=-0.23 mm
dz4A = 7345.00 dz4B = 2214.00
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Uncorrected Corrected Sigma
position position Width
Scanner #5 4ax: 406.0um 336.0um 119.0um
Scanner #5 4ay: 1186.00um 1266.00um 23.0um
Scanner #6 4bx: 1545.00um 1095.00um 96.0um
Scanner #6 4by: 757.00um 527.00um 41.9um
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Uncorrected Corrected
position position
Target x pos : 2036.47 um 1422.50 um (+ for beam left)
Target y pos : 571.89 um 208.13 um (+ for too high)
Beam h angle: -0.22 mrad -0.15 mrad (+ for clockwise)
Beam v slope: -0.08 mrad -0.14 mrad (+ for ascending slope)
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FIGURE 1