Re: Where is TOFW?

From: Djamel Ouerdane (ouerdane@nbi.dk)
Date: Tue Jul 18 2000 - 05:24:06 EDT

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    Hi all,
    
    It seems that Ian's problem (tofw distance) comes from an old version of
    gbrahms. I sent an email more than one month ago or so telling that I
    fixed that problem and committed the changes. If you update gbrahms, it
    should be ok, if not, then I did something wrong while committing.
    Here are the distances I use in the geo file:
    
    
    
    
          DETECTOR=TFP1    TYPE:TOF
           Det size   x = 26.2500 cm
           Det size   y = 30.0000 cm
           Det size   z =  1.3000 cm
           rotation ang =  93.450 deg.
           Det center x = 428.092 cm
           Det center y =   0.000 cm
           Det center z =  34.432 cm
          DETECTOR=TFP2    TYPE:TOF
           Det size   x = 26.2500 cm
           Det size   y = 30.0000 cm
           Det size   z =  1.3000 cm
           rotation ang =  87.300 deg.
           Det center x = 428.264 cm
           Det center y =   0.000 cm
           Det center z =  60.717 cm
          DETECTOR=TFP3    TYPE:TOF
           Det size   x = 26.2500 cm
           Det size   y = 30.0000 cm
           Det size   z =  1.3000 cm
           rotation ang =  81.150 deg.
           Det center x = 425.619 cm
           Det center y =   0.000 cm
           Det center z =  86.870 cm
          DETECTOR=TFP4    TYPE:TOF
           Det size   x = 26.2500 cm
           Det size   y = 30.0000 cm
           Det size   z =  1.3000 cm
           rotation ang =  75.000 deg.
           Det center x = 420.187 cm
           Det center y =   0.000 cm
           Det center z = 112.589 cm
    
    
    As you can see, the panels are located at around 4m relative to the IR.
    The preliminary PID results I showed were calculated considering these
    distances and seemed good. 
    Hope it will solve your problems.
    
    Ciao
    Djamel
    
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