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Experiment: E99-107 CLAS experiment for generalized form factor near threshold, 2005
Spokespersons: V. D. Burkert, R. Minehart
Publication:
	Quantity measured: dσ/dΩ, mcbn/sterad
	
	
	Differential cross section.
	
	
	Beam: e, polarization: polarized
	
	Target: p (Z=1, A=1), polarization: none
	
	Final state: π+n, polarization: none
	
| Q2 : | 2.23 — 2.66 GeV2 | 
|---|---|
| W : | 1.14 — 1.16 GeV | 
| ε : | 0.908 | 
| Select data slice: cos(θ) = dimensionless Fit φ dependence: | Observable quantity measured (Y axis): dσ/dΩ, mcbn/sterad Parameter (X axis): φ, degrees | 
Click here to get data in text file, delimited with tabs.
Click here to get calculated fit coefficients in text file, delimited with tabs.
Measured data:
| cos(θ), dimensionless | φ, degrees | dσ/dΩ, mcbn/sterad | Data errors, mcbn/sterad | Systematic errors, mcbn/sterad | 
|---|---|---|---|---|
| -0.7 | 150 | 0.31381 | 0.12514 | 0.1251 | 
| -0.7 | 210 | 0.24304 | 0.086772 | 0.08677 | 
| -0.5 | 30 | 0.2293 | 0.026313 | 0.02631 | 
| -0.5 | 90 | 0.42044 | 0.053393 | 0.05339 | 
| -0.5 | 150 | 0.13129 | 0.028396 | 0.0284 | 
| -0.5 | 210 | 0.16598 | 0.032837 | 0.03284 | 
| -0.5 | 270 | 0.619 | 0.079691 | 0.07969 | 
| -0.5 | 330 | 0.19835 | 0.023324 | 0.02332 | 
| -0.3 | 30 | 0.20498 | 0.019817 | 0.01982 | 
| -0.3 | 90 | 0.38373 | 0.046143 | 0.04614 | 
| -0.3 | 150 | 0.19518 | 0.03412 | 0.03412 | 
| -0.3 | 210 | 0.2322 | 0.038342 | 0.03834 | 
| -0.3 | 270 | 0.41032 | 0.051735 | 0.05174 | 
| -0.3 | 330 | 0.21019 | 0.019024 | 0.01902 | 
| -0.1 | 45 | 0.43696 | 0.044175 | 0.08951 | 
| -0.1 | 75 | 0.56962 | 0.046945 | 0.05012 | 
| -0.1 | 105 | 0.30351 | 0.042295 | 0.0651 | 
| -0.1 | 135 | 0.33594 | 0.04213 | 0.08622 | 
| -0.1 | 165 | 0.19545 | 0.023536 | 0.00707 | 
| -0.1 | 195 | 0.17004 | 0.021783 | 0.0001 | 
| -0.1 | 225 | 0.2559 | 0.032284 | 0.07844 | 
| -0.1 | 255 | 0.38682 | 0.055075 | 0.0177 | 
| -0.1 | 285 | 0.68721 | 0.057098 | 0.1332 | 
| -0.1 | 315 | 0.72787 | 0.071091 | 0.278 | 
| 0.1 | 15 | 0.19396 | 0.045404 | 0.05819 | 
| 0.1 | 45 | 0.79096 | 0.12505 | 0.2373 | 
| 0.1 | 75 | 0.46219 | 0.051313 | 0.06665 | 
| 0.1 | 105 | 0.36868 | 0.066561 | 0.05916 | 
| 0.1 | 135 | 0.31067 | 0.030399 | 0.05212 | 
| 0.1 | 165 | 0.36459 | 0.038631 | 0.08203 | 
| 0.1 | 195 | 0.296 | 0.033625 | 0.02925 | 
| 0.1 | 225 | 0.30233 | 0.031471 | 0.05637 | 
| 0.1 | 255 | 0.31541 | 0.051496 | 0.0656 | 
| 0.1 | 285 | 0.37586 | 0.042373 | 0.1024 | 
| 0.1 | 315 | 0.70033 | 0.11193 | 0.2101 | 
| 0.1 | 345 | 0.49982 | 0.10603 | 0.1499 | 
| 0.3 | 15 | 0.13512 | 0.023488 | 0.03792 | 
| 0.3 | 45 | 0.40156 | 0.10222 | 0.05891 | 
| 0.3 | 75 | 0.27744 | 0.065744 | 0.05944 | 
| 0.3 | 105 | 0.49228 | 0.057566 | 0.007 | 
| 0.3 | 135 | 0.5497 | 0.047949 | 0.05377 | 
| 0.3 | 165 | 0.44753 | 0.045641 | 0.09898 | 
| 0.3 | 195 | 0.37272 | 0.03566 | 0.05516 | 
| 0.3 | 225 | 0.50303 | 0.044312 | 0.09346 | 
| 0.3 | 255 | 0.50128 | 0.061603 | 0.04225 | 
| 0.3 | 285 | 0.34938 | 0.080465 | 0.01328 | 
| 0.3 | 315 | 0.31267 | 0.074115 | 0.05507 | 
| 0.3 | 345 | 0.11054 | 0.020363 | 0.03605 | 
| 0.5 | 15 | 0.3621 | 0.05831 | 0.04488 | 
| 0.5 | 45 | 0.29018 | 0.045877 | 0.0014 | 
| 0.5 | 75 | 0.54181 | 0.072328 | 0.02201 | 
| 0.5 | 105 | 0.67949 | 0.064825 | 0.09836 | 
| 0.5 | 135 | 0.53979 | 0.044371 | 0.1285 | 
| 0.5 | 165 | 0.49902 | 0.047446 | 0.1023 | 
| 0.5 | 195 | 0.54259 | 0.050377 | 0.1082 | 
| 0.5 | 225 | 0.56489 | 0.049792 | 0.09239 | 
| 0.5 | 255 | 0.72927 | 0.071549 | 0.1204 | 
| 0.5 | 285 | 0.39967 | 0.054422 | 0.08794 | 
| 0.5 | 315 | 0.18586 | 0.032873 | 0.06224 | 
| 0.5 | 345 | 0.19875 | 0.03681 | 0.05956 | 
| 0.7 | 15 | 0.2717 | 0.046863 | 0.02087 | 
| 0.7 | 45 | 0.37464 | 0.048147 | 0.0158 | 
| 0.7 | 75 | 0.43762 | 0.047631 | 0.05935 | 
| 0.7 | 105 | 0.65483 | 0.058583 | 0.1106 | 
| 0.7 | 135 | 0.473 | 0.040254 | 0.0831 | 
| 0.7 | 165 | 0.44431 | 0.04049 | 0.08818 | 
| 0.7 | 195 | 0.50137 | 0.047327 | 0.0932 | 
| 0.7 | 225 | 0.39364 | 0.038597 | 0.05659 | 
| 0.7 | 255 | 0.57098 | 0.050812 | 0.08205 | 
| 0.7 | 285 | 0.48748 | 0.050483 | 0.04978 | 
| 0.7 | 315 | 0.32355 | 0.042197 | 0.00506 | 
| 0.7 | 345 | 0.22757 | 0.03802 | 0.01236 | 
| 0.9 | 15 | 0.28131 | 0.039322 | 0.0847 | 
| 0.9 | 45 | 0.26588 | 0.032945 | 0.06812 | 
| 0.9 | 75 | 0.3927 | 0.042077 | 0.06607 | 
| 0.9 | 105 | 0.4453 | 0.045462 | 0.05779 | 
| 0.9 | 135 | 0.40059 | 0.039411 | 0.07068 | 
| 0.9 | 165 | 0.58215 | 0.05796 | 0.135 | 
| 0.9 | 195 | 0.5117 | 0.053204 | 0.08575 | 
| 0.9 | 225 | 0.58247 | 0.056431 | 0.09295 | 
| 0.9 | 255 | 0.47082 | 0.047361 | 0.06603 | 
| 0.9 | 285 | 0.32987 | 0.038923 | 0.05077 | 
| 0.9 | 315 | 0.34767 | 0.042721 | 0.02715 | 
| 0.9 | 345 | 0.30247 | 0.040845 | 0.00702 |