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Measurement E151M797

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: AUL
εL: 0.4286
Q2: 0.205 GeV2
W: 1385.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9171

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.65 102.0 1.5949 0.6592
0.65 246.0 -0.5634 0.6134
0.65 258.0 -1.3196 0.4648
0.75 90.0 1.0859 0.5732
0.75 102.0 0.0356 0.4908
0.75 114.0 0.2259 0.6178
0.75 246.0 -0.5073 0.5683
0.75 258.0 0.2064 0.5949
0.75 270.0 -0.3879 0.6411
0.85 90.0 0.4518 0.7311
0.85 102.0 1.1219 0.5914
0.85 114.0 0.6396 0.6223
0.85 126.0 0.0626 0.6611
0.85 222.0 0.2419 0.7096
0.85 234.0 1.5208 0.7834
0.85 246.0 0.0828 0.7363
0.85 258.0 -0.4368 0.5698
0.85 270.0 -0.364 0.6063
0.85 282.0 -0.1735 0.564
0.85 294.0 -0.3058 0.5904
0.95 114.0 0.3697 1.1587
0.95 234.0 -2.2142 0.8363
0.95 246.0 0.4329 1.1651
0.95 258.0 -0.4263 1.0458
0.95 270.0 -0.0209 0.944
0.95 282.0 -0.089 0.9973
0.95 294.0 -0.4708 0.7918
0.25 66.0 -0.1108 1.0224
0.75 90.0 -0.4911 1.028
0.75 102.0 0.2224 1.0812
0.75 114.0 -0.5478 0.9988
0.75 234.0 0.0592 1.1194
0.75 246.0 0.4515 1.1119
0.75 258.0 0.351 0.9913
0.75 270.0 -0.8885 0.9209
0.85 90.0 1.5581 1.2921
0.85 102.0 -0.471 1.1616
0.85 114.0 2.9588 1.2048
0.85 126.0 1.1079 1.4638
0.85 234.0 0.3523 1.0751
0.85 258.0 -0.3413 1.0015
0.85 270.0 -1.614 0.8312
0.85 282.0 0.2855 1.0711
0.95 114.0 0.3493 3.6788
0.95 234.0 5.376 3.32
0.95 246.0 -3.5569 2.9009
0.95 270.0 4.5817 3.4682
0.95 282.0 -1.0408 2.5811
0.95 294.0 0.3091 3.0293
Created in SINP MSU, CLAS Collaboration