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Measurement E151M2201

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: 0.4728
Q2: 0.1435 GeV2
W: 1325.0 GeV
Ebeam: 2.999 GeV
ε: 0.971

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.05 54.0 0.0439 0.8577
0.05 306.0 -0.3911 0.7524
0.15 54.0 -0.3865 0.8196
0.15 66.0 0.6455 0.6505
0.15 294.0 0.4406 0.708
0.15 306.0 -0.0792 0.5216
0.15 318.0 0.1138 0.7665
0.25 54.0 -1.5586 0.7103
0.25 66.0 0.6859 0.4864
0.25 78.0 -0.2451 0.8878
0.25 294.0 -0.2262 0.6303
0.25 306.0 0.1093 0.5921
0.35 54.0 0.434 0.8127
0.35 66.0 0.8966 0.4912
0.35 78.0 -0.8058 0.5927
0.35 282.0 0.0961 0.7585
0.35 294.0 0.2404 0.5496
0.35 306.0 -0.0888 0.7363
0.45 54.0 0.8902 0.6731
0.45 66.0 0.3776 0.4903
0.45 78.0 0.9076 0.5823
0.45 282.0 0.3568 0.6858
0.45 294.0 -0.7842 0.5397
0.55 66.0 -0.2491 0.7906
0.55 78.0 0.4181 0.8252
0.55 90.0 -0.4866 0.7961
0.55 270.0 -0.8237 0.5998
0.55 282.0 0.3728 0.5276
0.55 294.0 -0.2818 0.6708
0.65 66.0 -0.7779 0.8405
0.65 78.0 -1.0594 0.6333
0.65 90.0 -0.8219 0.4978
0.65 102.0 -0.4682 0.4876
0.65 114.0 -0.5948 0.6668
0.65 258.0 0.0539 0.5594
0.65 270.0 -0.479 0.4344
0.65 282.0 0.1351 0.4903
0.65 294.0 -0.0567 0.7042
0.75 78.0 -0.1313 0.4575
0.75 90.0 0.0435 0.3817
0.75 102.0 -0.5127 0.4029
0.75 114.0 0.2427 0.4614
0.75 126.0 -0.9687 0.6098
0.75 234.0 0.6125 0.624
0.75 246.0 -0.0018 0.4521
0.75 258.0 -0.0742 0.3709
0.75 270.0 0.3506 0.3639
0.75 282.0 -0.191 0.417
0.75 294.0 -0.4213 0.5107
0.85 78.0 0.6768 0.4833
0.85 90.0 0.2191 0.3848
0.85 102.0 0.0591 0.359
0.85 114.0 -0.0526 0.4089
0.85 126.0 0.9565 0.4782
0.85 138.0 -0.7943 0.4912
0.85 150.0 -0.1653 0.7318
0.85 198.0 0.5047 0.8219
0.85 210.0 1.2952 0.7476
0.85 222.0 0.8883 0.601
0.85 234.0 0.1758 0.4545
0.85 246.0 -0.1635 0.3945
0.85 258.0 -0.0792 0.3501
0.85 270.0 -0.2365 0.362
0.85 282.0 -0.0049 0.3665
0.85 294.0 1.0272 0.3429
0.85 306.0 -0.8541 0.7004
0.95 54.0 -0.104 0.8241
0.95 78.0 0.0749 0.609
0.95 90.0 -0.4032 0.4697
0.95 102.0 -0.3246 0.4488
0.95 114.0 1.2042 0.494
0.95 126.0 1.1654 0.4731
0.95 138.0 0.6297 0.5099
0.95 150.0 0.1766 0.5683
0.95 162.0 -0.5368 0.6378
0.95 174.0 0.1692 0.6823
0.95 186.0 -0.652 0.7318
0.95 210.0 0.8886 0.6017
0.95 222.0 -0.9376 0.487
0.95 234.0 -0.1648 0.4551
0.95 246.0 0.1039 0.3888
0.95 258.0 0.4545 0.4029
0.95 270.0 -0.4004 0.3389
0.95 282.0 0.7042 0.3505
0.95 294.0 0.4499 0.4042
0.95 306.0 0.4152 0.6326
Created in SINP MSU, CLAS Collaboration