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Measurement E11M4

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Experiment: EG1, 2000

Spokespersons: P. Stoler, V. Burkert, R. Minehart

Measurement comment: Only statistical errors are presented

Publication:

Quantity measured: Abtπ, φπ), 1/sterad
Double beam-target asymmetry.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π0p, polarization: none

Q2 : 0.223 — 0.379 GeV2
W : 1.25 — 1.3 GeV

Select data slice:
cos(θπ) = dimensionless
Observable quantity measured (Y axis): Abtπ, φπ), 1/sterad
Plot measurement data

Parameter (X axis): φπ, deg

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θπ),
dimensionless
φπ,
deg
Abtπ, φπ),
1/sterad
Data errors,
1/sterad
Systematic errors,
1/sterad
-0.929 -162 1.076 1.671 0
-0.786 -162 -0.242 0.834 0
-0.643 -162 -0.377 0.504 0
-0.5 -162 -0.082 0.239 0
-0.357 -162 -0.201 0.254 0
-0.214 -162 -0.457 0.21 0
-0.071 -162 -0.312 0.191 0
0.071 -162 -0.555 0.162 0
0.214 -162 -0.593 0.257 0
0.357 -162 -0.421 0.192 0
0.5 -162 -0.209 0.204 0
0.643 -162 -0.443 0.322 0
0.786 -162 -0.292 0.237 0
0.929 -162 0.124 0.213 0
-0.929 -126 0.376 0.358 0
-0.786 -126 -0.142 0.177 0
-0.643 -126 -0.061 0.088 0
-0.5 -126 -0.346 0.08 0
-0.357 -126 -0.227 0.07 0
-0.214 -126 -0.251 0.065 0
-0.071 -126 -0.186 0.069 0
0.071 -126 -0.22 0.076 0
0.214 -126 -0.365 0.099 0
0.357 -126 -0.213 0.088 0
0.5 -126 -0.315 0.11 0
0.643 -126 -0.012 0.123 0
0.786 -126 -0.042 0.123 0
0.929 -126 0.011 0.196 0
-0.929 -90 -0.115 0.188 0
-0.786 -90 0.021 0.12 0
-0.643 -90 -0.144 0.072 0
-0.5 -90 -0.189 0.063 0
-0.357 -90 -0.291 0.059 0
-0.214 -90 -0.278 0.054 0
-0.071 -90 -0.19 0.048 0
0.071 -90 -0.193 0.053 0
0.214 -90 -0.296 0.054 0
0.357 -90 -0.263 0.062 0
0.5 -90 -0.261 0.075 0
0.643 -90 -0.146 0.088 0
0.786 -90 -0.049 0.123 0
0.929 -90 0.018 0.143 0
-0.929 90 -0.032 0.141 0
-0.786 90 -0.029 0.091 0
-0.643 90 -0.158 0.077 0
-0.5 90 -0.141 0.068 0
-0.357 90 -0.171 0.063 0
-0.214 90 -0.156 0.053 0
-0.071 90 -0.144 0.053 0
0.071 90 -0.262 0.053 0
0.214 90 -0.117 0.054 0
0.357 90 -0.172 0.061 0
0.5 90 -0.094 0.061 0
0.643 90 -0.178 0.08 0
0.786 90 -0.022 0.088 0
0.929 90 0.356 0.185 0
-0.929 126 0.291 0.227 0
-0.786 126 0.272 0.179 0
-0.643 126 -0.217 0.112 0
-0.5 126 -0.061 0.097 0
-0.357 126 -0.113 0.076 0
-0.214 126 -0.147 0.084 0
-0.071 126 -0.033 0.078 0
0.071 126 -0.282 0.083 0
0.214 126 -0.265 0.098 0
0.357 126 -0.293 0.098 0
0.5 126 -0.244 0.09 0
0.643 126 -0.28 0.1 0
0.786 126 -0.092 0.126 0
0.929 126 -0.12 0.182 0
-0.929 162 0.509 0.272 0
-0.786 162 0.521 0.24 0
-0.643 162 0.112 0.185 0
-0.5 162 -0.046 0.173 0
-0.357 162 -0.057 0.187 0
-0.214 162 -0.401 0.16 0
-0.071 162 -0.653 0.209 0
0.071 162 -0.671 0.216 0
0.214 162 -0.134 0.231 0
0.357 162 -0.522 0.245 0
0.5 162 -1.028 0.291 0
0.643 162 -0.555 0.206 0
0.786 162 -0.256 0.2 0
0.929 162 -0.832 1.002 0