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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
0.15 306.0 0.0254 0.7012
0.25 54.0 -0.2144 0.831
0.25 66.0 -0.1053 0.577
0.25 78.0 0.7079 0.7085
0.25 282.0 0.8106 0.6392
0.25 294.0 -0.3643 0.6383
0.25 306.0 -0.2575 0.5913
0.35 66.0 0.1922 0.49
0.35 78.0 -0.4679 0.5502
0.35 90.0 0.5031 0.837
0.35 282.0 -0.1519 0.5746
0.35 294.0 -0.8673 0.5233
0.35 306.0 -0.6347 0.6723
0.45 66.0 -0.1015 0.5843
0.45 78.0 -0.4126 0.4806
0.45 90.0 -1.072 0.6601
0.45 270.0 0.9854 0.604
0.45 282.0 0.2747 0.5268
0.45 294.0 0.1978 0.5617
0.45 306.0 -0.4499 0.7077
0.55 66.0 -0.4921 0.6421
0.55 78.0 -0.3795 0.5146
0.55 90.0 -0.6061 0.6556
0.55 102.0 2.1838 2.1838
0.55 114.0 1.4091 0.5739
0.55 246.0 1.2809 0.6281
0.55 258.0 -0.0042 0.6758
0.55 270.0 0.0028 0.6482
0.55 282.0 0.3367 0.5107
0.55 294.0 0.4086 0.5819
0.65 66.0 0.4319 0.6492
0.65 78.0 1.1099 0.6613
0.65 90.0 -0.1127 0.7984
0.65 102.0 0.9418 0.5229
0.65 114.0 0.3381 0.5078
0.65 126.0 0.1785 0.5794
0.65 138.0 -0.0602 0.694
0.65 234.0 0.797 0.6054
0.65 246.0 -0.1759 0.5109
0.65 258.0 -1.0 0.5102
0.65 270.0 -1.1541 0.5189
0.65 282.0 -0.1873 0.6404
0.65 294.0 0.0675 0.7934
0.75 78.0 -1.5292 0.673
0.75 90.0 0.3205 0.6306
0.75 102.0 0.9545 0.4571
0.75 114.0 0.3871 0.4102
0.75 126.0 -0.9742 0.4529
0.75 138.0 1.0147 0.483
0.75 150.0 -0.0964 0.7462
0.75 162.0 0.044 0.8074
0.75 210.0 0.2577 0.7243
0.75 222.0 0.5175 0.4787
0.75 234.0 0.4485 0.4254
0.75 246.0 -0.0454 0.4101
0.75 258.0 -0.2115 0.4192
0.75 270.0 -0.5487 0.5826
0.75 282.0 -0.416 0.7669
0.85 90.0 0.3891 0.7004
0.85 102.0 0.2596 0.5206
0.85 114.0 -0.1063 0.5011
0.85 126.0 0.1131 0.4634
0.85 138.0 0.2336 0.5418
0.85 150.0 -1.2935 0.5594
0.85 162.0 0.9725 0.6787
0.85 198.0 0.5715 0.7539
0.85 222.0 -0.129 0.4769
0.85 234.0 -0.07 0.4455
0.85 246.0 0.351 0.42
0.85 258.0 -0.256 0.4109
0.85 270.0 0.1557 0.4512
0.85 282.0 -0.7936 0.5845
0.95 102.0 1.2428 0.5849
0.95 114.0 0.3981 0.7069
0.95 126.0 -0.4836 0.7223
0.95 210.0 -0.6778 0.7209
0.95 222.0 0.2961 0.4832
0.95 234.0 -0.1403 0.4969
0.95 246.0 0.3237 0.5087
0.95 258.0 0.4662 0.5358
0.95 270.0 1.5021 0.444
Created in SINP MSU, CLAS Collaboration