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Measurement E151M1515

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: 0.0668
Q2: 0.0205 GeV2
W: 1355.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8822

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 30.0 0.0281 1.1156
0.25 42.0 -0.0476 0.5203
0.35 30.0 0.3715 0.7888
0.35 42.0 0.3458 0.5491
0.45 18.0 0.2311 1.2402
0.45 30.0 -0.9616 1.0029
0.45 42.0 -0.4095 0.8653
0.55 30.0 1.2709 1.044
0.55 42.0 -0.7044 1.09
0.55 138.0 0.9449 0.9382
0.55 222.0 1.7231 0.6119
0.55 234.0 -0.1009 0.6983
0.55 246.0 0.7421 0.6408
0.55 258.0 -0.0358 0.7728
0.65 126.0 -0.2215 0.8482
0.65 138.0 -0.0061 0.742
0.65 150.0 -0.2896 0.8331
0.65 162.0 -0.0334 1.143
0.65 210.0 -0.4113 0.8619
0.65 222.0 0.0085 0.7432
0.65 234.0 0.6612 0.548
0.65 246.0 -0.3135 0.6058
0.65 258.0 -1.0009 0.7182
0.75 114.0 -2.0615 0.8421
0.75 126.0 -0.7472 0.8515
0.75 138.0 0.4105 0.8034
0.75 150.0 -1.3059 0.6682
0.75 162.0 0.5352 1.0471
0.75 198.0 0.7357 1.001
0.75 222.0 0.1007 0.6929
0.75 234.0 -1.1576 0.5352
0.75 246.0 0.9587 0.5394
0.75 258.0 -0.7064 0.7557
0.85 114.0 -0.0769 1.1134
0.85 126.0 1.4698 0.9756
0.85 138.0 0.0153 0.9333
0.85 150.0 1.0083 0.8207
0.85 162.0 0.5932 0.998
0.85 198.0 0.9399 0.9775
0.85 210.0 0.3027 1.0053
0.85 222.0 -0.3063 0.7755
0.85 234.0 0.2849 0.5646
0.85 246.0 -0.2262 0.5759
0.85 258.0 0.251 0.6205
0.85 270.0 0.1013 0.8419
0.95 126.0 -0.7213 0.9868
0.95 234.0 -1.0133 0.7151
0.95 246.0 0.3608 0.7257
0.95 258.0 -1.2116 0.793
0.35 54.0 -0.1248 0.7517
0.45 18.0 -0.3728 0.8304
0.45 30.0 -0.6525 0.7886
0.45 42.0 -1.1017 0.7912
0.55 30.0 -0.8519 0.6014
0.55 42.0 -0.8384 0.6326
0.55 138.0 2.0481 0.688
0.55 150.0 -2.6702 2.6702
0.55 162.0 1.2051 0.8824
0.55 222.0 0.3312 0.6218
0.55 234.0 -0.4873 0.765
0.55 246.0 -0.1968 0.5459
0.55 258.0 0.2329 0.6214
0.65 126.0 0.0212 0.6113
0.65 138.0 0.5194 0.6108
0.65 150.0 1.4854 0.5994
0.65 162.0 -0.6492 0.8392
0.65 210.0 0.9901 0.7114
0.65 222.0 -0.5105 0.5131
0.65 234.0 0.6786 0.465
0.65 246.0 0.2233 0.4449
0.65 258.0 0.8731 0.5347
0.75 114.0 0.582 0.76
0.75 126.0 0.2426 0.5781
0.75 138.0 -0.23 0.513
0.75 150.0 -0.6733 0.5547
0.75 162.0 0.0385 0.6819
0.75 174.0 -0.4845 0.8735
0.75 210.0 0.4532 0.71
0.75 222.0 0.6029 0.5932
0.75 234.0 -0.6137 0.4661
0.75 246.0 -0.0164 0.4684
0.75 258.0 0.0132 0.5094
0.85 126.0 -0.8345 0.8113
0.85 138.0 -0.0907 0.7527
0.85 150.0 -0.0634 0.6143
0.85 162.0 -0.3563 0.7821
0.85 210.0 -0.0995 0.7466
0.85 222.0 1.197 0.5897
0.85 234.0 0.5388 0.4899
0.85 246.0 0.4222 0.4659
0.85 258.0 -0.6177 0.4893
0.85 270.0 0.7561 0.6696
0.95 138.0 1.2822 0.6429
0.95 234.0 1.1819 0.6964
0.95 246.0 1.2798 0.6092
Created in SINP MSU, CLAS Collaboration