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Measurement E151M1832

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: 0.0751
Q2: 0.0496 GeV2
W: 1505.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8844

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.15 30.0 0.1958 0.7043
0.25 18.0 -0.4157 0.7747
0.25 54.0 -1.9703 0.511
0.25 66.0 -0.6296 0.54
0.25 78.0 -0.6889 0.6121
0.25 90.0 -1.031 0.6922
0.25 270.0 1.0895 0.7526
0.25 282.0 0.6964 0.5412
0.25 294.0 -0.7157 0.5471
0.25 306.0 -0.5798 0.6162
0.25 318.0 -0.6923 0.7684
0.25 330.0 -0.9522 0.786
0.35 18.0 -0.7329 0.7371
0.35 30.0 0.8128 0.6892
0.35 42.0 -0.7852 0.7324
0.35 54.0 -0.0961 0.6309
0.35 66.0 -0.2309 0.4692
0.35 78.0 -0.7896 0.4345
0.35 90.0 0.4878 0.5766
0.35 258.0 -0.2515 0.7787
0.35 270.0 -0.3433 0.4528
0.35 282.0 -0.2265 0.4948
0.35 294.0 -0.2955 0.4579
0.35 306.0 -0.1367 0.7228
0.35 330.0 -0.9618 0.6961
0.45 30.0 1.0015 0.7303
0.45 66.0 0.0365 0.6125
0.45 78.0 -0.2813 0.4634
0.45 90.0 -0.1861 0.4775
0.45 102.0 0.1782 0.6377
0.45 114.0 -0.1583 0.6259
0.45 126.0 -0.3264 0.6947
0.45 138.0 -1.0117 0.7857
0.45 246.0 -0.4185 0.7137
0.45 258.0 -0.2202 0.511
0.45 270.0 0.4811 0.4158
0.45 282.0 -0.1263 0.4317
0.45 294.0 0.2919 0.5161
0.45 318.0 0.2278 0.72
0.55 66.0 0.5283 0.8269
0.55 78.0 -0.2006 0.4457
0.55 90.0 0.9175 0.4836
0.55 102.0 -0.2959 0.5926
0.55 114.0 0.5089 0.5957
0.55 126.0 -0.024 0.4969
0.55 138.0 -0.8881 0.5698
0.55 150.0 -1.2128 0.63
0.55 198.0 -0.0073 0.689
0.55 210.0 -0.4041 0.584
0.55 222.0 -0.6317 0.5853
0.55 234.0 0.9846 0.5505
0.55 246.0 0.1924 0.6059
0.55 258.0 0.6465 0.4512
0.55 270.0 0.4946 0.4238
0.55 282.0 -0.0314 0.437
0.55 294.0 -0.2729 0.5734
0.65 66.0 0.2036 0.5992
0.65 78.0 -0.531 0.5321
0.65 90.0 0.2383 0.6134
0.65 102.0 -0.2184 0.5345
0.65 114.0 -0.2544 0.5425
0.65 126.0 -0.7301 0.4346
0.65 138.0 0.5731 0.4662
0.65 150.0 0.3673 0.5896
0.65 162.0 0.5726 0.778
0.65 174.0 1.2411 0.6582
0.65 186.0 1.2156 0.6656
0.65 198.0 -0.7416 0.6081
0.65 210.0 0.1564 0.4579
0.65 222.0 -0.3941 0.4384
0.65 234.0 -0.4861 0.4679
0.65 246.0 0.5091 0.4331
0.65 258.0 0.6022 0.4642
0.65 270.0 -0.2446 0.5175
0.65 282.0 0.3321 0.537
0.65 294.0 0.4864 0.5176
0.65 306.0 0.2492 0.7291
0.75 66.0 -0.0142 0.5673
0.75 78.0 -0.1253 0.6352
0.75 90.0 0.4783 0.672
0.75 102.0 0.2489 0.6539
0.75 114.0 -0.6024 0.5475
0.75 126.0 -0.8082 0.4414
0.75 138.0 -0.0597 0.5236
0.75 150.0 -0.6683 0.5161
0.75 162.0 -0.3388 0.7082
0.75 186.0 -0.5884 0.708
0.75 198.0 0.0082 0.6382
0.75 210.0 -1.0848 0.4819
0.75 222.0 0.8121 0.418
0.75 234.0 -0.1448 0.4305
0.75 246.0 0.7418 0.4414
0.75 258.0 0.118 0.5578
0.75 270.0 -0.3946 0.6413
0.75 282.0 0.1787 0.4214
0.75 294.0 -0.3734 0.4757
0.85 90.0 0.2617 0.6839
0.85 102.0 0.3787 0.4902
0.85 114.0 0.6165 0.5404
0.85 126.0 0.8754 0.6279
0.85 138.0 -0.0791 0.6765
0.85 198.0 0.1141 0.5856
0.85 210.0 -0.4834 0.4693
0.85 222.0 -0.095 0.3987
0.85 234.0 -0.3187 0.4031
0.85 246.0 -0.1718 0.4227
0.85 258.0 0.3707 0.4661
0.95 210.0 0.5645 0.6661
0.95 222.0 0.9023 0.5243
0.95 234.0 -0.0061 0.5852
0.95 246.0 -0.8225 0.7311
Created in SINP MSU, CLAS Collaboration