CLAS Physics Database

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Measurement E7M8

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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 : 1.38 GeV
xb : 0.2604

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 0.00591 0.0638 0
-0.875 67.5 0.0525 0.063 0
-0.875 112.5 -0.0329 0.0726 0
-0.875 157.5 0.0487 0.0614 0
-0.875 202.5 -0.0142 0.0651 0
-0.875 247.5 -0.033 0.0672 0
-0.875 292.5 -0.0499 0.0632 0
-0.875 337.5 0.000799 0.0612 0
-0.625 22.5 -0.0896 0.0416 0
-0.625 67.5 -0.0504 0.0446 0
-0.625 112.5 -0.0341 0.0481 0
-0.625 157.5 0.0845 0.0881 0
-0.625 202.5 -0.0246 0.0867 0
-0.625 247.5 0.157 0.0497 0
-0.625 292.5 -0.0219 0.0436 0
-0.625 337.5 0.0367 0.0407 0
-0.375 22.5 0.0229 0.0322 0
-0.375 67.5 -0.0361 0.0343 0
-0.375 112.5 -0.0386 0.0291 0
-0.375 157.5 -0.0712 0.0616 0
-0.375 202.5 -0.00513 0.0577 0
-0.375 247.5 -0.00891 0.0299 0
-0.375 292.5 -0.00267 0.0339 0
-0.375 337.5 0.032 0.0325 0
-0.125 22.5 -0.059 0.0317 0
-0.125 67.5 -0.062 0.0293 0
-0.125 112.5 -0.00986 0.0238 0
-0.125 157.5 0.0275 0.0545 0
-0.125 202.5 0.0541 0.057 0
-0.125 247.5 0.0451 0.0241 0
-0.125 292.5 0.00499 0.0288 0
-0.125 337.5 0.0151 0.0319 0
0.125 22.5 -0.0716 0.0283 0
0.125 67.5 -0.0523 0.0275 0
0.125 112.5 -0.0446 0.0241 0
0.125 157.5 -0.171 0.0716 0
0.125 202.5 0.0868 0.0746 0
0.125 247.5 0.063 0.0242 0
0.125 292.5 0.0867 0.0274 0
0.125 337.5 -0.0121 0.0287 0
0.375 22.5 -0.0771 0.0228 0
0.375 67.5 -0.12 0.0284 0
0.375 112.5 -0.161 0.0274 0
0.375 157.5 -0.053 0.0757 0
0.375 202.5 0.0738 0.0764 0
0.375 247.5 0.158 0.0278 0
0.375 292.5 0.101 0.0281 0
0.375 337.5 0.113 0.0226 0
0.625 22.5 -0.0846 0.0219 0
0.625 67.5 -0.175 0.0333 0
0.625 112.5 -0.17 0.0341 0
0.625 157.5 0.0484 0.0771 0
0.625 202.5 0.115 0.0728 0
0.625 247.5 0.204 0.0336 0
0.625 292.5 0.0913 0.0322 0
0.625 337.5 0.0819 0.0217 0
0.875 22.5 -0.0854 0.0343 0
0.875 67.5 -0.226 0.0459 0
0.875 112.5 -0.209 0.0504 0
0.875 157.5 -0.104 0.0996 0
0.875 202.5 -0.0751 0.1 0
0.875 247.5 0.111 0.051 0
0.875 292.5 0.175 0.0452 0
0.875 337.5 0.0703 0.0349 0