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Measurement E151M1850

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: 0.1044
Q2: 0.0844 GeV2
W: 1535.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8547

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 66.0 -0.5434 0.9182 0.0445
0.25 294.0 0.4652 0.836 0.0412
0.35 66.0 -0.3689 0.8954 0.0374
0.35 78.0 -0.2093 0.7231 0.0326
0.35 270.0 -0.4476 0.7842 0.0404
0.35 282.0 0.165 0.7008 0.0316
0.35 294.0 -1.1844 0.7666 0.0778
0.45 66.0 -0.1081 0.9032 0.0307
0.45 78.0 -1.0388 0.8131 0.0697
0.45 126.0 1.023 0.8416 0.0689
0.45 258.0 -0.4023 0.8441 0.0387
0.45 270.0 0.853 0.6188 0.0598
0.45 282.0 -0.5653 0.6827 0.0455
0.45 294.0 0.6545 0.6693 0.0497
0.55 78.0 0.0926 0.8141 0.0305
0.55 114.0 -1.7196 0.7002 0.1084
0.55 126.0 -0.5595 0.7271 0.0453
0.55 138.0 -0.574 0.9651 0.0459
0.55 150.0 0.2892 1.0233 0.0347
0.55 210.0 0.7281 0.8963 0.0534
0.55 222.0 0.4477 0.7387 0.0404
0.55 234.0 -0.0932 0.7863 0.0305
0.55 258.0 1.3104 0.7247 0.0849
0.55 270.0 -1.05 0.6661 0.0703
0.55 282.0 0.24 0.6653 0.0333
0.55 294.0 0.0312 0.8467 0.0301
0.65 66.0 0.0116 0.8433 0.03
0.65 78.0 -0.9502 0.9193 0.0649
0.65 102.0 0.6963 0.872 0.0518
0.65 114.0 -0.7502 0.6911 0.0545
0.65 126.0 0.6814 0.6916 0.051
0.65 138.0 0.3412 0.713 0.0364
0.65 150.0 -1.3363 0.7837 0.0864
0.65 198.0 -1.3905 0.7943 0.0894
0.65 222.0 -0.4998 0.6119 0.0426
0.65 234.0 0.8507 0.6846 0.0596
0.65 246.0 -0.4773 0.7545 0.0417
0.65 282.0 1.1909 0.8931 0.0781
0.65 294.0 0.4661 0.6996 0.0412
0.65 306.0 0.4148 0.8122 0.0391
0.75 66.0 -0.3613 0.8864 0.0371
0.75 102.0 0.6162 0.8311 0.0479
0.75 114.0 0.219 0.6702 0.0328
0.75 126.0 0.2996 0.6269 0.0351
0.75 138.0 0.1313 0.6876 0.031
0.75 150.0 -0.467 0.8011 0.0412
0.75 162.0 -0.2832 0.9211 0.0346
0.75 198.0 -1.5342 0.8079 0.0977
0.75 210.0 -0.5272 0.7608 0.0438
0.75 222.0 0.3047 0.5786 0.0352
0.75 234.0 -0.2178 0.4822 0.0328
0.75 246.0 -0.5494 0.6087 0.0448
0.75 282.0 -0.694 0.6629 0.0517
0.75 294.0 0.6272 0.7014 0.0484
0.85 90.0 0.7698 0.7889 0.0555
0.85 102.0 -0.5023 0.7281 0.0427
0.85 114.0 -0.125 0.8348 0.0309
0.85 126.0 0.379 0.8161 0.0378
0.85 138.0 -0.9819 0.8943 0.0666
0.85 198.0 1.3008 0.732 0.0843
0.85 210.0 -1.045 0.6092 0.0701
0.85 222.0 -0.2338 0.6053 0.0332
0.85 234.0 0.0238 0.538 0.03
0.85 246.0 0.5812 0.6348 0.0463
0.85 258.0 -0.5836 0.858 0.0464
0.95 114.0 0.0519 0.8261 0.0302
0.95 126.0 -1.2597 0.7272 0.082
0.95 222.0 0.3627 0.671 0.0372
0.95 234.0 -0.2888 0.6465 0.0347
0.95 246.0 -0.5354 0.5915 0.0442
0.95 258.0 0.7407 0.733 0.054
Created in SINP MSU, CLAS Collaboration