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Measurement E151M1785

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: 0.1002
Q2: 0.0415 GeV2
W: 1415.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9272

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.15 30.0 0.6462 0.7875
0.15 42.0 0.4506 0.918
0.15 330.0 -0.1151 0.7883
0.25 30.0 -1.0798 0.6526
0.25 54.0 0.6582 0.7223
0.25 66.0 -0.2816 0.6026
0.25 78.0 1.2136 0.5968
0.25 282.0 -0.6414 0.7758
0.25 294.0 -0.7269 0.6512
0.25 306.0 -1.5696 0.581
0.25 330.0 0.483 0.8035
0.35 18.0 0.8937 0.7607
0.35 54.0 0.5202 0.7057
0.35 66.0 -0.0659 0.487
0.35 78.0 -0.5016 0.437
0.35 90.0 0.1073 0.6247
0.35 270.0 -0.9871 0.5284
0.35 282.0 -0.0283 0.5143
0.35 294.0 -0.051 0.4502
0.35 306.0 0.8718 0.6786
0.35 318.0 -0.5893 0.7309
0.45 18.0 -1.5939 0.6742
0.45 66.0 0.1349 0.456
0.45 78.0 0.5863 0.4236
0.45 90.0 0.1073 0.4549
0.45 102.0 -1.0298 0.8138
0.45 258.0 0.9732 0.7796
0.45 270.0 0.1887 0.4844
0.45 282.0 -0.3629 0.3728
0.45 294.0 -0.0099 0.4137
0.45 306.0 -0.5366 0.6833
0.45 318.0 1.4234 0.6588
0.55 66.0 -0.5171 0.578
0.55 78.0 0.9836 0.3714
0.55 90.0 0.6615 0.457
0.55 102.0 0.1735 0.6071
0.55 114.0 0.5198 0.6132
0.55 126.0 0.4929 0.5861
0.55 138.0 0.2754 0.7124
0.55 222.0 -0.0897 0.7083
0.55 234.0 0.2438 0.646
0.55 246.0 0.4024 0.6677
0.55 258.0 0.0035 0.5737
0.55 270.0 -0.3452 0.424
0.55 282.0 0.0782 0.405
0.55 294.0 0.1289 0.5071
0.65 66.0 -0.079 0.6445
0.65 78.0 0.058 0.5357
0.65 90.0 -0.2479 0.6239
0.65 102.0 -1.3116 0.5331
0.65 114.0 -0.2568 0.4503
0.65 126.0 0.4326 0.4135
0.65 138.0 0.3571 0.5487
0.65 150.0 -0.2727 0.6346
0.65 198.0 1.0941 0.6459
0.65 210.0 -0.3045 0.5326
0.65 222.0 -0.2526 0.4746
0.65 234.0 -0.2777 0.5413
0.65 246.0 0.3936 0.5136
0.65 258.0 0.5155 0.4461
0.65 270.0 -0.1979 0.5431
0.65 282.0 0.152 0.5688
0.65 294.0 -0.4098 0.5102
0.65 306.0 -1.0339 0.5473
0.75 78.0 1.5068 0.534
0.75 102.0 1.3659 0.4872
0.75 114.0 0.0373 0.4587
0.75 126.0 0.4287 0.4443
0.75 138.0 -0.159 0.4794
0.75 150.0 -1.064 0.4929
0.75 162.0 -0.9563 0.8804
0.75 198.0 1.4104 0.6919
0.75 210.0 0.097 0.5161
0.75 222.0 0.8864 0.4146
0.75 234.0 -0.1965 0.3742
0.75 246.0 0.3802 0.4257
0.75 258.0 0.164 0.5921
0.75 270.0 0.5297 0.6779
0.75 282.0 0.1076 0.5693
0.75 294.0 -0.5928 0.6406
0.85 90.0 -0.3635 0.8033
0.85 102.0 -0.1087 0.6717
0.85 114.0 0.8095 0.6657
0.85 126.0 -1.1474 0.5502
0.85 138.0 0.6898 0.5028
0.85 150.0 0.0323 0.8141
0.85 198.0 -1.0372 0.75
0.85 210.0 -0.1103 0.5282
0.85 222.0 1.0031 0.4661
0.85 234.0 -0.3607 0.4458
0.85 246.0 -0.1168 0.4052
0.85 258.0 -1.0929 0.4123
0.85 270.0 -0.5509 0.6251
0.95 222.0 0.6317 0.64
0.95 234.0 0.1439 0.502
0.95 246.0 -0.2429 0.6454
Created in SINP MSU, CLAS Collaboration