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Measurement E151M1773

Experiment: EG4
Year: 2016

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).
Spokesperson: Xiaochao Zheng
Reaction: ep → π+n
Polarization: beam (longitudinal), target (longitudinal)
Quantity: ALL
εL: 0.2185
Q2: 0.0844 GeV2
W: 1385.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9255

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.15 306.0 0.0254 0.7012 0.03
0.25 54.0 -0.2144 0.831 0.0327
0.25 66.0 -0.1053 0.577 0.0307
0.25 78.0 0.7079 0.7085 0.0523
0.25 282.0 0.8106 0.6392 0.0576
0.25 294.0 -0.3643 0.6383 0.0372
0.25 306.0 -0.2575 0.5913 0.0338
0.35 66.0 0.1922 0.49 0.0322
0.35 78.0 -0.4679 0.5502 0.0413
0.35 90.0 0.5031 0.837 0.0428
0.35 282.0 -0.1519 0.5746 0.0314
0.35 294.0 -0.8673 0.5233 0.0605
0.35 306.0 -0.6347 0.6723 0.0488
0.45 66.0 -0.1015 0.5843 0.0306
0.45 78.0 -0.4126 0.4806 0.0391
0.45 90.0 -1.072 0.6601 0.0716
0.45 270.0 0.9854 0.604 0.0668
0.45 282.0 0.2747 0.5268 0.0343
0.45 294.0 0.1978 0.5617 0.0323
0.45 306.0 -0.4499 0.7077 0.0405
0.55 66.0 -0.4921 0.6421 0.0423
0.55 78.0 -0.3795 0.5146 0.0378
0.55 90.0 -0.6061 0.6556 0.0474
0.55 102.0 2.1838 2.1838 0.1357
0.55 114.0 1.4091 0.5739 0.0905
0.55 246.0 1.2809 0.6281 0.0832
0.55 258.0 -0.0042 0.6758 0.03
0.55 270.0 0.0028 0.6482 0.03
0.55 282.0 0.3367 0.5107 0.0363
0.55 294.0 0.4086 0.5819 0.0389
0.65 66.0 0.4319 0.6492 0.0398
0.65 78.0 1.1099 0.6613 0.0736
0.65 90.0 -0.1127 0.7984 0.0308
0.65 102.0 0.9418 0.5229 0.0645
0.65 114.0 0.3381 0.5078 0.0363
0.65 126.0 0.1785 0.5794 0.0319
0.65 138.0 -0.0602 0.694 0.0302
0.65 234.0 0.797 0.6054 0.0569
0.65 246.0 -0.1759 0.5109 0.0318
0.65 258.0 -1.0 0.5102 0.0676
0.65 270.0 -1.1541 0.5189 0.0761
0.65 282.0 -0.1873 0.6404 0.0321
0.65 294.0 0.0675 0.7934 0.0303
0.75 78.0 -1.5292 0.673 0.0974
0.75 90.0 0.3205 0.6306 0.0357
0.75 102.0 0.9545 0.4571 0.0652
0.75 114.0 0.3871 0.4102 0.0381
0.75 126.0 -0.9742 0.4529 0.0662
0.75 138.0 1.0147 0.483 0.0684
0.75 150.0 -0.0964 0.7462 0.0306
0.75 162.0 0.044 0.8074 0.0301
0.75 210.0 0.2577 0.7243 0.0338
0.75 222.0 0.5175 0.4787 0.0434
0.75 234.0 0.4485 0.4254 0.0405
0.75 246.0 -0.0454 0.4101 0.0301
0.75 258.0 -0.2115 0.4192 0.0326
0.75 270.0 -0.5487 0.5826 0.0448
0.75 282.0 -0.416 0.7669 0.0392
0.85 90.0 0.3891 0.7004 0.0382
0.85 102.0 0.2596 0.5206 0.0339
0.85 114.0 -0.1063 0.5011 0.0307
0.85 126.0 0.1131 0.4634 0.0308
0.85 138.0 0.2336 0.5418 0.0332
0.85 150.0 -1.2935 0.5594 0.0839
0.85 162.0 0.9725 0.6787 0.0661
0.85 198.0 0.5715 0.7539 0.0458
0.85 222.0 -0.129 0.4769 0.031
0.85 234.0 -0.07 0.4455 0.0303
0.85 246.0 0.351 0.42 0.0368
0.85 258.0 -0.256 0.4109 0.0338
0.85 270.0 0.1557 0.4512 0.0314
0.85 282.0 -0.7936 0.5845 0.0567
0.95 102.0 1.2428 0.5849 0.0811
0.95 114.0 0.3981 0.7069 0.0385
0.95 126.0 -0.4836 0.7223 0.0419
0.95 210.0 -0.6778 0.7209 0.0509
0.95 222.0 0.2961 0.4832 0.035
0.95 234.0 -0.1403 0.4969 0.0312
0.95 246.0 0.3237 0.5087 0.0358
0.95 258.0 0.4662 0.5358 0.0412
0.95 270.0 1.5021 0.444 0.0958
Created in SINP MSU, CLAS Collaboration