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Measurement E151M1560

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: 0.1203
Q2: 0.0593 GeV2
W: 1415.0 GeV
Ebeam: 1.3383 GeV
ε: 0.804

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 42.0 0.8776 0.7511
0.55 138.0 0.7075 0.8721
0.55 222.0 0.9282 0.8613
0.55 234.0 0.9711 0.8478
0.55 246.0 0.6162 0.9042
0.55 258.0 0.3426 0.7264
0.65 126.0 -0.0423 0.664
0.65 138.0 0.5958 0.6811
0.65 150.0 0.8155 0.7109
0.65 210.0 0.6936 0.8469
0.65 222.0 -1.0394 0.6582
0.65 234.0 -0.986 0.6273
0.65 246.0 -0.3607 0.6484
0.65 258.0 -0.2219 0.6342
0.75 114.0 0.4216 0.946
0.75 126.0 0.578 0.6822
0.75 138.0 0.0856 0.7429
0.75 150.0 -0.0729 0.8504
0.75 162.0 -0.6736 0.8072
0.75 222.0 1.6553 0.6602
0.75 234.0 0.4902 0.6199
0.75 246.0 0.6611 0.5516
0.75 258.0 -0.6735 0.5657
0.85 114.0 2.3508 2.3508
0.85 126.0 -0.0245 0.6895
0.85 138.0 -0.0227 0.8783
0.85 150.0 -1.6865 0.7298
0.85 162.0 -0.0105 0.9668
0.85 222.0 0.2561 0.6802
0.85 234.0 0.2455 0.537
0.85 246.0 -0.59 0.5537
0.85 258.0 -0.565 0.613
0.85 270.0 -0.0661 0.6228
0.95 126.0 0.4831 0.6834
0.95 222.0 0.4536 0.7103
0.95 234.0 0.0503 0.7458
0.95 246.0 -0.99 0.5987
0.95 258.0 0.7321 0.5432
0.95 270.0 0.4088 0.725
0.15 42.0 -1.739 0.763
0.55 222.0 1.629 0.7765
0.55 234.0 0.7155 1.0429
0.55 258.0 0.4812 1.0836
0.65 114.0 -0.9969 1.3234
0.65 126.0 -1.8673 0.8658
0.65 138.0 0.9704 0.9984
0.65 222.0 -0.841 0.9307
0.65 234.0 0.9352 0.7785
0.65 246.0 0.4096 0.8011
0.65 258.0 1.5591 0.6921
0.75 114.0 -0.8483 1.048
0.75 126.0 0.3236 0.8745
0.75 138.0 -0.108 0.937
0.75 150.0 -1.7264 0.7586
0.75 162.0 0.0096 1.232
0.75 210.0 0.6765 1.0912
0.75 222.0 -0.9992 0.8478
0.75 234.0 0.2603 0.9124
0.75 246.0 -0.434 0.6268
0.75 258.0 0.4044 0.785
0.75 270.0 -0.5589 0.9306
0.85 126.0 -0.4882 1.0086
0.85 138.0 -0.0123 0.9721
0.85 150.0 -1.2555 0.8259
0.85 222.0 -0.7047 0.9408
0.85 234.0 -0.1045 0.8008
0.85 246.0 0.6283 0.6777
0.85 258.0 0.0992 1.0004
0.85 270.0 -1.556 0.5781
0.95 102.0 -0.4009 0.7558
0.95 114.0 1.0358 0.8692
0.95 222.0 1.2443 0.7359
0.95 234.0 -0.1442 0.8581
0.95 258.0 1.2847 0.6539
0.95 270.0 1.8965 1.8965
Created in SINP MSU, CLAS Collaboration