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Measurement E151M734

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

Q2 : 0.1205 GeV2
W : 1235 GeV
ε : 0.9666
Ebeam : 2.2596 GeV
εL: 0.7003 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): AUL,
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 		AUL Stat. error Syst. error
0.55 282 -0.4404 0.357 0.0417
0.65 258 -0.1319 0.4566 0.0312
0.65 270 1.1958 0.4404 0.084
0.65 282 0.5423 0.4213 0.0465
0.75 258 -0.3004 0.3763 0.0359
0.75 270 0.4514 0.4445 0.0422
0.75 282 -0.2933 0.3904 0.0356
0.85 90 0.2817 0.4782 0.0352
0.85 102 0.5035 0.5201 0.0446
0.85 114 -0.8416 0.3814 0.0628
0.85 126 -0.4428 0.3816 0.0418
0.85 258 0.8918 0.4573 0.0658
0.85 270 -0.3006 0.4033 0.0359
0.95 114 -0.7934 0.6803 0.0601
0.95 126 -0.3176 0.7943 0.0365
0.95 138 -1.2016 0.6361 0.0844
0.95 150 0.2085 0.8101 0.033
0.45 66 0.2203 2.3452 0.0362
0.65 270 -1.7835 1.7774 0.1673
0.65 282 -0.4548 1.889 0.0516
0.75 270 -0.9276 1.4806 0.0907
0.75 282 -0.7123 1.9612 0.0723
0.85 90 -4.2611 2.5107 0.3944
0.85 102 1.0675 2.803 0.103
0.85 114 -2.9202 2.4314 0.2712
0.85 126 -1.4903 2.6893 0.1408
0.85 258 1.9681 2.5107 0.1841
0.85 270 3.5977 2.4956 0.3334
0.95 102 9.4303 8.4647 0.8709
0.95 114 -3.8175 7.9697 0.3536
0.95 126 -5.1937 7.0798 0.4803
0.95 138 6.1798 0.9696 -8.5808
0.95 150 20.4301 8.1001 1.8858
0.95 174 2.8801 7.872 0.2675