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Measurement E151M1378

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Experiment: EG4, 2016

Spokespersons: Xiaochao Zheng

Experiment comment: Final asymmetry results for the ep-> e pi+ (n) channel extracted from CLAS/EG4 data obtained using a longitudinally polarized beam and a longitudinally polarized NH3 target (CAA HS07-02).

No publications available for this experiment

Quantity measured: ALL,

Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.0415 GeV2
W : 1415 GeV
ε : 0.6773
Ebeam : 1.0539 GeV
εL: 0.0732 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
Plot measurement data

Parameter (X axis): φ(π+), degrees

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

Measured data:

cos(θπ+) φ(π+),
degrees 		ALL Stat. error Syst. error
0.25 42 0.2637 0.8139 0.0422
0.25 54 -0.1573 0.9208 0.0349
0.35 42 -0.1327 0.7093 0.0335
0.35 54 0.9336 0.7861 0.1095
0.45 30 0.408 0.8427 0.0549
0.45 42 0.3211 0.6965 0.047
0.45 54 -0.2436 0.8429 0.0407
0.45 66 -0.5599 1.022 0.0699
0.45 246 0.4751 0.93 0.0614
0.45 258 -0.8368 0.7259 0.099
0.55 42 0.0568 1.0221 0.0307
0.55 54 -1.0889 0.7429 0.1264
0.55 222 0.7975 0.77 0.0948
0.55 234 0.6019 0.6688 0.0742
0.55 246 1.0602 0.6526 0.1233
0.55 258 -0.4743 0.7049 0.0613
0.55 270 -0.6045 0.8576 0.0745
0.65 138 -0.4276 0.9584 0.0568
0.65 150 -1.3059 0.7738 0.1503
0.65 162 -0.4872 0.8717 0.0626
0.65 186 0.8576 0.9097 0.1013
0.65 210 -1.0959 0.9378 0.1272
0.65 222 0.1598 0.7314 0.035
0.65 234 0.1427 0.5619 0.034
0.65 246 -0.1088 0.4918 0.0324
0.65 258 0.0532 0.5018 0.0306
0.65 270 1.1139 0.8317 0.1292
0.75 138 0.8334 0.8664 0.0987
0.75 150 -0.3433 0.8392 0.049
0.75 162 0.9861 0.8238 0.1152
0.75 174 -1.1686 0.9471 0.1352
0.75 186 0.336 0.8719 0.0483
0.75 222 -1.0116 0.6409 0.118
0.75 234 -0.8096 0.5381 0.0961
0.75 246 0.1529 0.5835 0.0346
0.75 258 -0.0153 0.5342 0.03
0.75 270 -0.0694 0.67 0.031
0.85 150 -0.047 0.7945 0.0305
0.85 222 -0.6897 0.7054 0.0834
0.85 234 -0.2869 0.6345 0.0441
0.85 246 0.5897 0.4826 0.073
0.85 258 0.6602 0.6138 0.0803
0.85 270 0.6553 0.6196 0.0798
0.95 234 0.1157 0.6995 0.0327
0.95 246 -0.4012 0.6221 0.0543
0.95 258 0.9352 0.6857 0.1097