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Measurement E7M3

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Experiment: E89-042 CLAS Experiment, 2003

Spokespersons: V. D. Burkert, R. Minehart

Publication:

Quantity measured: Abπ, φπ), 1/sterad
Asymmetry.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: π0p, polarization: none

Q2 : 0.4 GeV2
W : 1.18 GeV
xb : 0.3968

Select data slice:
cos(θπ) = dimensionless

Fit φ dependence:

Observable quantity measured (Y axis): Abπ, φπ), 1/sterad
Plot measurement data

Parameter (X axis): φπ, deg

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

Click here to get calculated fit coefficients in text file, delimited with tabs.

Data analysis

Measured data:

cos(θπ),
dimensionless
φπ,
deg
Abπ, φπ),
1/sterad
Data errors,
1/sterad
Systematic errors,
1/sterad
-0.875 22.5 -0.00959 0.0226 0
-0.875 67.5 0.0723 0.0225 0
-0.875 112.5 0.0403 0.0238 0
-0.875 157.5 0.0128 0.0261 0
-0.875 202.5 -0.0696 0.0264 0
-0.875 247.5 -0.0538 0.0242 0
-0.875 292.5 -0.0435 0.0229 0
-0.875 337.5 -0.00851 0.0229 0
-0.625 22.5 0.0464 0.0188 0
-0.625 67.5 -0.00214 0.018 0
-0.625 112.5 0.0296 0.02 0
-0.625 157.5 0.0433 0.0216 0
-0.625 202.5 -0.0614 0.0217 0
-0.625 247.5 -0.0239 0.02 0
-0.625 292.5 -0.0301 0.018 0
-0.625 337.5 -0.0355 0.0187 0
-0.375 22.5 0.0223 0.0181 0
-0.375 67.5 0.037 0.0171 0
-0.375 112.5 0.0345 0.0204 0
-0.375 157.5 0.00677 0.0199 0
-0.375 202.5 -0.0336 0.02 0
-0.375 247.5 -0.0665 0.0203 0
-0.375 292.5 -0.0352 0.0171 0
-0.375 337.5 -0.013 0.0181 0
-0.125 22.5 0.0197 0.0181 0
-0.125 67.5 0.0104 0.0171 0
-0.125 112.5 -0.00407 0.0213 0
-0.125 157.5 -0.00793 0.0193 0
-0.125 202.5 -0.00158 0.0193 0
-0.125 247.5 -0.0358 0.0212 0
-0.125 292.5 -0.00146 0.0174 0
-0.125 337.5 -0.013 0.0178 0
0.125 22.5 0.0181 0.0183 0
0.125 67.5 0.0417 0.0178 0
0.125 112.5 0.029 0.0222 0
0.125 157.5 -0.0135 0.0193 0
0.125 202.5 -0.0343 0.0191 0
0.125 247.5 -0.00448 0.0223 0
0.125 292.5 -0.00222 0.0177 0
0.125 337.5 -0.02 0.018 0
0.375 22.5 0.00871 0.0186 0
0.375 67.5 0.0164 0.0184 0
0.375 112.5 0.00429 0.0228 0
0.375 157.5 0.00896 0.019 0
0.375 202.5 -0.00517 0.0191 0
0.375 247.5 0.0225 0.0223 0
0.375 292.5 -0.0213 0.0184 0
0.375 337.5 -0.0146 0.0187 0
0.625 22.5 0.0303 0.0199 0
0.625 67.5 0.00813 0.019 0
0.625 112.5 0.00513 0.023 0
0.625 157.5 -0.00171 0.0187 0
0.625 202.5 -0.0271 0.0186 0
0.625 247.5 0.021 0.0232 0
0.625 292.5 -0.0102 0.0191 0
0.625 337.5 0.00349 0.02 0
0.875 22.5 -0.00817 0.0233 0
0.875 67.5 -0.00235 0.022 0
0.875 112.5 0.00736 0.0248 0
0.875 157.5 -0.00696 0.0213 0
0.875 202.5 -0.0265 0.0212 0
0.875 247.5 -0.000468 0.0242 0
0.875 292.5 -0.0704 0.0217 0
0.875 337.5 -0.000875 0.0232 0