ΔT(Time difference between two ends of the strip) distribution width vs beam incident position measured by GEM/MWPC.

X-Axis : σ[(TDC_{strip3_left} - TDC_{strip3_right}) - (TDC_{Sci_BNL_1} - TDC_{Sci_BNL_2})]

Y-Axis:  Horizontal position measured by GEM/MWPC

 

Fig 1: Beam incident position Correlation with WMPC σ(ΔT), Module #1

Fig 2: Beam incident position Correlation with GEM σ(ΔT), Module #1

Fig 3: beam incident position Correlation with WMPC σ(ΔT), Module #2

Fig 4: Beam incident position Correlation with GEM σ(ΔT), Module #2