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Measurement E151M1534

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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 : 0.0171 GeV2
W : 1385 GeV
ε : 0.8613
Ebeam : 1.3383 GeV
εL: 0.0467 

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 30 0.9197 0.8147 0.0628
0.35 42 -0.4901 0.7951 0.042
0.45 30 0.8279 0.7625 0.058
0.45 42 0.6904 0.7798 0.0511
0.55 18 0.0097 0.7335 0.03
0.55 30 1.084 0.6851 0.0716
0.55 42 -0.1894 0.7727 0.0321
0.55 138 -0.7887 0.6679 0.056
0.55 150 -2.2455 0.6974 0.1379
0.55 210 -0.2502 0.7966 0.0335
0.55 222 -0.3693 0.6421 0.0373
0.55 234 0.409 0.7021 0.0387
0.55 246 -0.4612 0.7178 0.0408
0.65 126 -0.1651 0.6058 0.0316
0.65 138 -1.1661 0.5582 0.0761
0.65 150 -1.6263 0.6417 0.102
0.65 162 0.4243 0.8725 0.0393
0.65 198 -0.5405 0.9395 0.0442
0.65 210 -0.1474 0.7181 0.0313
0.65 222 -0.3596 0.6629 0.0369
0.65 234 0.1855 0.4719 0.032
0.65 246 0.1406 0.5468 0.0312
0.65 258 0.2056 0.7359 0.0324
0.75 126 -0.4912 0.6936 0.042
0.75 138 0.9283 0.5881 0.0632
0.75 150 0.7206 0.596 0.0526
0.75 162 -0.0885 0.7485 0.0305
0.75 210 0.5454 0.7258 0.0444
0.75 222 0.5394 0.7319 0.0441
0.75 234 -0.3069 0.5271 0.0352
0.75 246 -0.7815 0.6306 0.0556
0.75 258 0.5811 0.6618 0.046
0.85 114 0.2815 0.8204 0.0344
0.85 126 0.2573 0.8297 0.0337
0.85 138 -0.4655 0.8019 0.041
0.85 210 0.3564 0.7666 0.0368
0.85 222 0.9529 0.6045 0.0645
0.85 234 0.0096 0.474 0.03
0.85 246 0.9175 0.5393 0.0626
0.85 258 -0.0057 0.7848 0.03
0.95 222 0.1524 0.7691 0.0314
0.95 234 0.0078 0.6761 0.03
0.95 246 1.1192 0.6011 0.0735
0.25 42 -0.5922 1.1181 0.0457
0.35 42 0.652 0.9873 0.0483
0.45 18 -1.6253 0.8756 0.0992
0.45 30 -1.2808 0.9713 0.0803
0.45 42 0.1362 1.0748 0.031
0.55 30 -1.4331 0.8981 0.0886
0.55 42 -1.8699 0.6412 0.1128
0.55 138 0.5279 0.8948 0.0429
0.55 150 1.1937 1.0328 0.0756
0.55 210 -1.0959 0.9297 0.0704
0.55 222 0.6229 1.1118 0.047
0.55 234 0.6008 0.7814 0.046
0.55 246 -0.8246 0.7493 0.0566
0.55 258 -0.1979 1.2321 0.0321
0.65 126 -1.61 0.7886 0.0983
0.65 138 -1.5024 0.7785 0.0924
0.65 150 0.2867 0.9988 0.0343
0.65 162 -1.4826 0.957 0.0913
0.65 210 -0.5399 0.855 0.0434
0.65 222 0.1376 0.6853 0.031
0.65 234 -0.6489 0.6318 0.0482
0.65 246 -0.0199 0.6119 0.03
0.65 258 0.6692 0.8861 0.0491
0.75 126 -1.0264 0.9892 0.0668
0.75 138 -0.2418 0.7757 0.0331
0.75 150 -1.4136 0.7081 0.0875
0.75 162 1.1758 1.0108 0.0747
0.75 174 -1.315 1.0668 0.0821
0.75 210 0.7321 0.919 0.0521
0.75 222 0.1552 0.7239 0.0313
0.75 234 -0.2004 0.6671 0.0322
0.75 246 0.3769 0.6068 0.0372
0.75 258 0.2638 0.7963 0.0337
0.85 126 0.0787 1.1905 0.0303
0.85 150 -1.5051 1.1036 0.0925
0.85 210 0.519 0.901 0.0426
0.85 222 0.0662 0.7792 0.0302
0.85 234 1.1237 0.4824 0.0719
0.85 246 0.8452 0.5925 0.0576
0.85 258 -0.9097 1.1171 0.0608