CLAS Physics Database

Measurement E151M2323

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: 0.1681
Q2: 0.205 GeV2
W: 1625.0 GeV
Ebeam: 2.999 GeV
ε: 0.8991

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 270.0 -1.0315 0.9402 0.0806
0.35 66.0 0.6632 0.8649 0.0567
0.35 270.0 -0.0341 0.9348 0.0301
0.35 282.0 -0.6898 0.8256 0.0583
0.35 294.0 -0.794 0.7154 0.0649
0.45 102.0 0.2381 0.9494 0.0346
0.45 114.0 -0.7467 0.8406 0.0619
0.45 126.0 0.9 0.9801 0.0718
0.45 270.0 0.7467 0.8914 0.0619
0.45 282.0 1.1348 0.7829 0.0876
0.55 42.0 1.9671 0.8556 0.1458
0.55 54.0 1.3922 0.8039 0.1053
0.55 90.0 -0.0264 0.7806 0.0301
0.55 102.0 -2.0731 0.6566 0.1533
0.55 114.0 0.4425 0.8373 0.0439
0.55 126.0 -0.8531 0.8387 0.0688
0.55 138.0 1.3688 0.8656 0.1037
0.55 222.0 -0.9129 1.0521 0.0727
0.55 234.0 0.7333 1.0508 0.0611
0.55 270.0 -0.3431 0.7386 0.039
0.55 282.0 1.0391 0.812 0.0811
0.55 306.0 -0.3382 0.847 0.0387
0.65 90.0 0.5173 0.7462 0.048
0.65 102.0 -0.5111 0.7294 0.0477
0.65 114.0 0.3668 0.6638 0.0401
0.65 126.0 -0.1646 0.6344 0.0323
0.65 138.0 -0.023 0.7176 0.03
0.65 210.0 -0.5722 0.9075 0.0512
0.65 222.0 -1.0433 0.7521 0.0814
0.65 234.0 0.5704 0.7658 0.0511
0.65 246.0 -0.5741 0.923 0.0513
0.65 258.0 0.094 0.9247 0.0308
0.65 270.0 -1.3622 0.8345 0.1032
0.65 294.0 0.5 0.6475 0.0471
0.65 306.0 1.3046 0.6665 0.0992
0.75 66.0 -0.5929 0.8338 0.0524
0.75 78.0 1.5831 0.679 0.1187
0.75 90.0 -0.2761 0.8283 0.0361
0.75 102.0 0.3927 0.6473 0.0414
0.75 114.0 -1.0168 0.6731 0.0796
0.75 126.0 -0.5637 0.7359 0.0507
0.75 138.0 0.5541 0.9087 0.0501
0.75 174.0 0.8381 1.0461 0.0678
0.75 186.0 -0.6143 1.0164 0.0537
0.75 198.0 0.2704 0.8246 0.0358
0.75 210.0 1.0795 0.7566 0.0838
0.75 222.0 -0.4762 0.7592 0.0457
0.75 234.0 0.4699 0.6457 0.0454
0.75 246.0 0.2705 0.8745 0.0358
0.75 258.0 -0.1635 0.8917 0.0323
0.75 282.0 -0.5737 0.7843 0.0513
0.75 294.0 -0.637 0.6548 0.0551
0.75 306.0 1.5781 0.8341 0.1183
0.85 66.0 1.0917 0.7282 0.0847
0.85 78.0 0.0828 0.5529 0.0306
0.85 90.0 -0.8942 0.595 0.0714
0.85 102.0 0.0305 0.831 0.0301
0.85 114.0 0.0661 0.8648 0.0304
0.85 126.0 0.7468 0.7491 0.0619
0.85 138.0 0.4557 0.8704 0.0446
0.85 186.0 -0.8548 0.8122 0.0689
0.85 198.0 -0.269 0.7451 0.0358
0.85 210.0 -0.5578 0.6484 0.0504
0.85 222.0 0.0492 0.5614 0.0302
0.85 234.0 -0.247 0.5692 0.0349
0.85 246.0 0.8734 0.5288 0.0701
0.85 258.0 1.4452 0.5182 0.109
0.85 270.0 0.4282 0.7186 0.0432
0.95 78.0 0.2989 0.7464 0.037
0.95 90.0 -0.8292 0.7474 0.0672
0.95 102.0 -0.7702 0.7837 0.0634
0.95 186.0 0.9559 0.8985 0.0755
0.95 198.0 -1.291 0.7843 0.0983
0.95 210.0 -0.039 0.6547 0.0301
0.95 222.0 -1.0033 0.5902 0.0787
0.95 234.0 -0.5111 0.6692 0.0477
0.95 246.0 0.5278 0.5287 0.0486
0.95 258.0 -0.7663 0.4938 0.0632
0.95 270.0 -0.2798 0.5375 0.0362
0.95 282.0 0.9135 0.6359 0.0727