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Measurement E151M1831

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: 0.0638
Q2: 0.0415 GeV2
W: 1505.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8872

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.15 30.0 -1.0381 0.7422
0.15 66.0 0.4077 0.7903
0.25 30.0 -0.2773 0.7416
0.25 42.0 -0.909 0.7802
0.25 54.0 -0.468 0.7064
0.25 66.0 0.1546 0.6129
0.25 78.0 -0.064 0.5834
0.25 90.0 -0.2484 0.8285
0.25 282.0 0.1393 0.6611
0.25 294.0 0.5929 0.5916
0.25 306.0 -0.905 0.6999
0.25 318.0 0.9497 0.7436
0.25 330.0 -0.0074 0.7747
0.35 18.0 -0.7359 0.5785
0.35 30.0 -0.779 0.6279
0.35 54.0 -0.5488 0.6423
0.35 66.0 -0.9208 0.4513
0.35 78.0 -0.4765 0.4414
0.35 90.0 0.1535 0.5266
0.35 258.0 -0.8553 0.5835
0.35 270.0 -0.0967 0.4801
0.35 282.0 -0.0589 0.4444
0.35 294.0 -0.3951 0.4635
0.35 306.0 -0.3987 0.7306
0.35 318.0 2.0638 2.0638
0.35 330.0 -0.4236 0.7306
0.45 18.0 -1.0048 0.6909
0.45 66.0 -0.2683 0.4649
0.45 78.0 -0.1598 0.4121
0.45 90.0 0.0348 0.5698
0.45 102.0 1.5333 0.6747
0.45 114.0 -0.7186 0.717
0.45 126.0 0.282 0.5897
0.45 222.0 0.0752 0.7846
0.45 234.0 0.5927 0.7637
0.45 246.0 1.1864 0.6151
0.45 258.0 0.3064 0.5382
0.45 270.0 -0.171 0.422
0.45 282.0 -0.0432 0.3912
0.45 294.0 0.5432 0.4618
0.45 306.0 -0.1742 0.6428
0.45 318.0 -0.1089 0.7501
0.45 330.0 -0.1138 0.5735
0.55 66.0 -0.0037 0.7895
0.55 78.0 0.8103 0.4303
0.55 90.0 -0.484 0.479
0.55 102.0 0.3304 0.5538
0.55 114.0 -0.1347 0.5888
0.55 126.0 -0.3335 0.5376
0.55 138.0 -0.6326 0.484
0.55 150.0 -1.2215 0.5915
0.55 198.0 -0.5807 0.7997
0.55 210.0 -0.4895 0.5485
0.55 222.0 -0.3122 0.5411
0.55 234.0 -0.6777 0.4905
0.55 246.0 -0.2733 0.545
0.55 258.0 0.3073 0.4563
0.55 270.0 -0.6368 0.3878
0.55 282.0 0.3133 0.3859
0.55 294.0 -0.4163 0.5374
0.65 66.0 0.439 0.5675
0.65 78.0 -0.9022 0.6137
0.65 90.0 0.9798 0.6004
0.65 102.0 -0.4614 0.5766
0.65 114.0 -0.3083 0.4766
0.65 126.0 -0.9625 0.4266
0.65 138.0 -0.3754 0.5092
0.65 150.0 -0.3519 0.6934
0.65 162.0 0.4216 0.7972
0.65 186.0 0.4822 0.7018
0.65 198.0 -0.0837 0.6138
0.65 210.0 -0.666 0.4166
0.65 222.0 0.0583 0.4591
0.65 234.0 -0.8749 0.3954
0.65 246.0 -0.1704 0.4929
0.65 258.0 0.1877 0.4717
0.65 270.0 0.2388 0.4637
0.65 282.0 0.494 0.5333
0.65 294.0 -0.8327 0.5048
0.65 306.0 0.0278 0.7183
0.75 66.0 -0.6306 0.5886
0.75 78.0 -0.4457 0.6868
0.75 90.0 0.6352 0.6968
0.75 114.0 0.1653 0.4698
0.75 126.0 -0.6821 0.4841
0.75 138.0 -0.7887 0.4507
0.75 150.0 -0.3132 0.5716
0.75 186.0 -2.1742 2.1742
0.75 198.0 -1.0785 0.5588
0.75 210.0 -1.0984 0.4101
0.75 222.0 -0.4619 0.3955
0.75 234.0 0.6127 0.4439
0.75 246.0 -0.1926 0.4918
0.75 258.0 -0.173 0.5703
0.75 270.0 -0.8946 0.479
0.75 282.0 -0.4196 0.446
0.75 294.0 1.0626 0.5044
0.85 102.0 0.6497 0.5956
0.85 114.0 1.7391 0.5227
0.85 126.0 0.2905 0.6747
0.85 138.0 0.3695 0.6737
0.85 150.0 -0.7291 0.7365
0.85 186.0 -0.1486 0.8053
0.85 198.0 -0.6825 0.4891
0.85 210.0 -0.9714 0.4691
0.85 222.0 -0.6226 0.3857
0.85 234.0 -0.1798 0.4354
0.85 246.0 0.1042 0.414
0.85 258.0 -0.5432 0.6327
0.85 270.0 0.1888 0.6146
0.95 210.0 -1.0865 0.6189
0.95 222.0 0.4767 0.5492
0.95 234.0 -0.0642 0.5397
0.95 246.0 -0.5411 0.5959
Created in SINP MSU, CLAS Collaboration