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Measurement E151M1377

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: 0.0628
Q2: 0.0348 GeV2
W: 1415.0 GeV
Ebeam: 1.0539 GeV
ε: 0.6858

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 42.0 0.1368 0.6678 0.0337
0.25 54.0 -1.3004 0.8374 0.1497
0.35 30.0 -0.6707 0.9066 0.0814
0.35 42.0 0.0282 0.7109 0.0302
0.35 54.0 -0.4381 0.6487 0.0578
0.45 30.0 0.6159 0.9273 0.0757
0.45 42.0 -0.1863 0.6202 0.0366
0.45 54.0 -0.5952 0.7872 0.0735
0.45 234.0 -0.2731 0.8099 0.043
0.45 246.0 -0.5948 0.8218 0.0735
0.45 258.0 0.1091 0.8713 0.0324
0.55 42.0 0.324 0.7603 0.0473
0.55 54.0 -1.0854 0.8689 0.126
0.55 150.0 -0.1569 0.8987 0.0348
0.55 222.0 0.3841 0.8233 0.0527
0.55 234.0 -0.5954 0.6947 0.0736
0.55 246.0 0.2361 0.6351 0.0401
0.55 258.0 0.1312 0.7059 0.0334
0.65 138.0 0.0462 0.9912 0.0304
0.65 150.0 -1.3949 0.6873 0.1602
0.65 162.0 -0.443 0.8913 0.0583
0.65 222.0 -0.6097 0.6862 0.075
0.65 234.0 -0.1325 0.4864 0.0335
0.65 246.0 0.4419 0.5079 0.0582
0.65 258.0 -0.0959 0.608 0.0319
0.65 270.0 -0.149 0.9114 0.0344
0.75 138.0 0.1692 0.7793 0.0356
0.75 150.0 -0.0364 0.7862 0.0303
0.75 162.0 -0.9804 0.8535 0.1146
0.75 174.0 -0.348 0.845 0.0494
0.75 210.0 0.9459 0.8736 0.1108
0.75 222.0 -1.0429 0.686 0.1214
0.75 234.0 -0.558 0.6367 0.0697
0.75 246.0 -0.076 0.5087 0.0312
0.75 258.0 -0.463 0.5012 0.0602
0.75 270.0 -0.3945 0.7076 0.0537
0.85 138.0 0.9983 0.9076 0.1165
0.85 150.0 0.2535 0.8968 0.0414
0.85 222.0 -0.0821 0.77 0.0314
0.85 234.0 0.0678 0.4917 0.031
0.85 246.0 -0.075 0.4875 0.0312
0.85 258.0 -0.7941 0.5048 0.0945
0.85 270.0 0.3127 0.6497 0.0463
0.95 138.0 0.6319 0.7276 0.0773
0.95 234.0 -0.2022 0.664 0.0377
0.95 246.0 -0.7408 0.5938 0.0888
0.95 258.0 0.5321 0.6429 0.0671
Created in SINP MSU, CLAS Collaboration