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Measurement E151M2045

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: 0.2526
Q2: 0.1435 GeV2
W: 1445.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9123

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 66.0 0.7108 1.16
0.35 282.0 -0.8643 0.9606
0.35 294.0 1.2582 0.8353
0.45 66.0 0.0236 0.9162
0.45 78.0 -0.0674 1.1379
0.45 282.0 0.8601 0.9787
0.55 90.0 -2.043 1.0859
0.65 102.0 1.0438 1.086
0.65 114.0 -0.0968 0.9772
0.65 246.0 0.9191 1.0702
0.75 90.0 -0.4943 1.3336
0.75 102.0 1.0836 0.9778
0.75 114.0 0.0639 1.0117
0.75 126.0 -0.8629 1.0923
0.75 138.0 1.2892 1.2638
0.75 222.0 0.3912 1.081
0.75 234.0 0.0675 0.9758
0.75 246.0 0.9818 1.0333
0.75 258.0 1.7339 1.0102
0.75 270.0 0.2758 1.0797
0.85 78.0 -0.3509 1.4098
0.85 90.0 0.6277 1.4799
0.85 114.0 -0.1169 1.0711
0.85 126.0 -1.0344 1.3792
0.85 222.0 -0.7661 1.3118
0.85 234.0 0.8198 1.1892
0.85 246.0 -0.6623 1.0103
0.85 258.0 0.5198 1.125
0.85 270.0 -0.6801 1.1273
0.95 246.0 -1.0389 3.09
0.95 258.0 0.7812 3.3194
0.95 282.0 1.8134 3.0582
0.15 294.0 0.9827 0.6544
0.25 66.0 -1.4361 0.6594
0.35 66.0 -0.0567 0.6504
0.35 78.0 1.3955 0.729
0.35 282.0 0.9238 0.7154
0.35 294.0 -0.5449 0.6147
0.45 282.0 -0.022 0.627
0.55 114.0 -0.5895 0.8612
0.55 282.0 -0.5109 0.7303
0.65 102.0 -0.2079 0.6017
0.65 114.0 1.2621 0.6703
0.65 126.0 -0.1029 0.7597
0.65 234.0 0.2998 0.8571
0.65 246.0 -0.4083 0.6851
0.75 90.0 -0.5484 0.8167
0.75 102.0 -0.1559 0.5959
0.75 114.0 0.8187 0.696
0.75 126.0 0.2142 0.7531
0.75 210.0 1.4632 0.9207
0.75 222.0 -1.0918 0.8768
0.75 234.0 0.1914 0.748
0.75 246.0 -1.689 0.6593
0.75 258.0 0.0853 0.7479
0.75 270.0 1.2781 0.798
0.85 78.0 0.2658 0.842
0.85 102.0 0.393 0.8504
0.85 114.0 -0.0243 0.7994
0.85 126.0 0.6345 0.8778
0.85 138.0 -0.1734 1.0267
0.85 210.0 0.4179 1.0955
0.85 222.0 0.9411 1.0395
0.85 234.0 0.9176 0.7161
0.85 246.0 1.2855 0.6396
0.85 258.0 0.4549 0.6196
0.85 270.0 0.2025 0.8113
0.95 222.0 -0.6346 1.5018
0.95 246.0 2.4984 1.2088
0.95 258.0 1.0735 1.2227
0.95 270.0 -0.5406 1.0858
0.95 282.0 1.4768 1.2798
Created in SINP MSU, CLAS Collaboration