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Measurement E151M1270

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: 0.1373
Q2: 0.0245 GeV2
W: 1265.0 GeV
Ebeam: 1.0539 GeV
ε: 0.8831

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.15 42.0 -0.9665 0.7016 0.1131
0.25 42.0 0.7186 0.5593 0.0864
0.25 54.0 0.0938 0.6934 0.0318
0.35 30.0 -0.1444 0.5801 0.0341
0.35 42.0 0.1741 0.5069 0.0359
0.35 54.0 -0.6539 0.6663 0.0796
0.45 30.0 -0.8577 0.5356 0.1013
0.45 42.0 -1.4906 0.4071 0.1708
0.45 54.0 -0.4759 0.4949 0.0615
0.45 258.0 -0.4881 0.524 0.0627
0.45 270.0 0.4738 0.5849 0.0613
0.55 42.0 -1.0101 0.5949 0.1178
0.55 54.0 -0.5652 0.7069 0.0705
0.55 234.0 -0.1228 0.6902 0.033
0.55 246.0 -0.1997 0.3671 0.0375
0.55 258.0 -0.0288 0.3735 0.0302
0.55 270.0 -0.6924 0.3722 0.0837
0.55 282.0 -1.2097 0.5806 0.1397
0.65 150.0 0.6707 0.6374 0.0814
0.65 162.0 0.5963 0.707 0.0736
0.65 174.0 -0.1015 0.6997 0.0321
0.65 222.0 -0.057 0.5834 0.0307
0.65 234.0 0.2025 0.3918 0.0377
0.65 246.0 0.0302 0.3178 0.0302
0.65 258.0 -0.2479 0.299 0.041
0.65 270.0 -0.2767 0.3796 0.0433
0.65 282.0 0.2831 0.4392 0.0438
0.75 126.0 -1.4129 0.6517 0.1622
0.75 138.0 -0.6393 0.5194 0.0781
0.75 150.0 -0.9175 0.5161 0.1077
0.75 162.0 0.5678 0.5185 0.0707
0.75 174.0 0.0132 0.4279 0.03
0.75 186.0 0.1096 0.4763 0.0324
0.75 198.0 0.6509 0.5082 0.0793
0.75 210.0 0.787 0.642 0.0937
0.75 222.0 0.8349 0.4672 0.0988
0.75 234.0 0.9844 0.338 0.115
0.75 246.0 -0.3249 0.3196 0.0474
0.75 258.0 0.4116 0.3138 0.0553
0.75 270.0 -0.0352 0.3137 0.0303
0.75 282.0 0.1321 0.4572 0.0335
0.85 138.0 0.6237 0.5398 0.0765
0.85 150.0 0.6348 0.474 0.0776
0.85 162.0 0.4914 0.4165 0.063
0.85 174.0 0.6853 0.4575 0.0829
0.85 186.0 -0.0183 0.4837 0.0301
0.85 198.0 -0.1227 0.4869 0.033
0.85 210.0 0.5778 0.5688 0.0717
0.85 222.0 1.0988 0.4898 0.1275
0.85 234.0 0.7092 0.416 0.0854
0.85 246.0 -0.388 0.3652 0.0531
0.85 258.0 -0.2383 0.3321 0.0403
0.85 270.0 -0.2397 0.3749 0.0404
0.95 138.0 0.3636 0.5899 0.0508
Created in SINP MSU, CLAS Collaboration