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Measurement E151M2001

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: 0.2616
Q2: 0.0844 GeV2
W: 1355.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9514

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.15 306.0 0.0203 0.4864
0.25 66.0 -0.5229 0.4918
0.25 78.0 0.3276 0.7024
0.25 294.0 0.1065 0.4407
0.25 306.0 -0.8139 0.458
0.35 66.0 -0.7783 0.3654
0.35 78.0 0.7156 0.4003
0.35 282.0 -0.0564 0.5061
0.35 294.0 0.0781 0.4229
0.35 306.0 0.4318 0.5159
0.45 66.0 -0.8173 0.3435
0.45 78.0 0.3957 0.3648
0.45 90.0 0.0049 0.572
0.45 282.0 0.117 0.4664
0.45 294.0 -0.4635 0.3959
0.55 66.0 0.0936 0.6074
0.55 78.0 0.3908 0.4845
0.55 90.0 0.8467 0.4618
0.55 102.0 -0.6681 0.6642
0.55 270.0 -0.3226 0.6111
0.55 282.0 0.3849 0.4719
0.55 294.0 -0.9968 0.5482
0.65 66.0 0.3615 0.5841
0.65 78.0 0.1425 0.5618
0.65 90.0 0.2406 0.6549
0.65 102.0 0.295 0.5416
0.65 114.0 0.046 0.5175
0.65 126.0 -1.9239 0.632
0.65 234.0 -0.1443 0.6943
0.65 246.0 0.4745 0.493
0.65 258.0 -0.4026 0.4664
0.65 270.0 -0.0702 0.4971
0.65 282.0 -0.7728 0.5405
0.75 90.0 0.447 0.5543
0.75 102.0 0.1231 0.5016
0.75 114.0 -0.5813 0.4485
0.75 126.0 0.2042 0.5678
0.75 138.0 0.6965 0.6023
0.75 222.0 0.2427 0.7018
0.75 234.0 0.6713 0.5158
0.75 246.0 -0.3252 0.4835
0.75 258.0 0.3691 0.4117
0.75 270.0 0.6601 0.4444
0.75 282.0 -0.2036 0.7287
0.85 90.0 0.2615 0.8062
0.85 102.0 0.9312 0.5992
0.85 114.0 0.6851 0.4972
0.85 126.0 -0.1503 0.5478
0.85 138.0 0.2041 0.5245
0.85 150.0 0.9986 0.7068
0.85 162.0 0.0595 0.6668
0.85 210.0 0.5759 0.8563
0.85 222.0 -0.3864 0.5989
0.85 234.0 0.0478 0.6248
0.85 246.0 -0.1687 0.5296
0.85 258.0 -0.0308 0.4827
0.85 270.0 0.2346 0.4317
0.85 282.0 0.2453 0.5249
0.95 114.0 -0.8442 1.2605
0.95 126.0 -0.7255 1.0258
0.95 138.0 2.3428 1.0836
0.95 198.0 1.3484 1.4272
0.95 210.0 1.4546 1.2082
0.95 222.0 -0.5131 1.4146
0.95 234.0 1.3377 0.8988
0.95 246.0 -0.6578 1.0007
0.95 258.0 -1.3666 0.8201
0.95 270.0 0.6223 0.8489
0.45 306.0 2.5023 0.9951
0.55 66.0 1.0327 1.1036
0.55 78.0 0.6091 1.0613
0.55 90.0 0.9941 1.428
0.55 270.0 -0.3521 1.0363
0.55 282.0 -0.0364 0.9137
0.55 294.0 -0.1697 1.0674
0.65 66.0 -2.4963 1.2017
0.65 78.0 -1.972 1.1828
0.65 90.0 -0.6327 1.3512
0.65 102.0 1.5167 1.2674
0.65 114.0 -1.2953 1.2529
0.65 126.0 -1.8388 1.2148
0.65 234.0 -2.1786 1.1525
0.65 246.0 0.3903 1.049
0.65 258.0 0.3982 0.936
0.65 270.0 -0.8728 0.923
0.65 282.0 -0.5552 1.0961
0.75 90.0 -0.1749 1.447
0.75 102.0 -1.0182 1.1339
0.75 114.0 0.3725 1.0282
0.75 126.0 0.4452 1.2129
0.75 138.0 -0.7796 1.2158
0.75 150.0 0.1742 1.6041
0.75 222.0 0.6166 1.137
0.75 234.0 -1.3766 1.0618
0.75 246.0 -0.4148 0.9117
0.75 258.0 0.3855 0.7503
0.75 270.0 1.025 0.9811
0.75 282.0 3.1178 1.0043
0.85 102.0 -0.9286 1.3335
0.85 114.0 -1.1997 1.0959
0.85 126.0 1.5952 1.1707
0.85 138.0 0.3166 1.3495
0.85 150.0 1.3053 1.4082
0.85 210.0 1.6472 1.4028
0.85 222.0 -1.145 1.2957
0.85 234.0 -0.3268 0.9648
0.85 246.0 0.5357 0.8676
0.85 258.0 1.4229 0.8931
0.85 270.0 0.2 0.9382
0.85 282.0 -0.447 1.0234
0.95 126.0 5.2634 4.2521
0.95 138.0 5.11 0.9368
0.95 174.0 -0.4785 5.2904
0.95 222.0 5.2628 3.6482
0.95 234.0 4.9454 4.1862
0.95 246.0 5.9977 3.7341
0.95 258.0 -5.1002 3.3786
0.95 270.0 5.4114 4.1514
Created in SINP MSU, CLAS Collaboration