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Measurement E151M413

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: 0.0577
Q2: 0.0593 GeV2
W: 1535.0 GeV
Ebeam: 1.3383 GeV
ε: 0.6517

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.55 150.0 0.7775 0.6886
0.55 162.0 0.732 0.7536
0.55 210.0 1.9931 1.3611
0.55 222.0 0.2725 0.7327
0.55 234.0 1.4096 1.0958
0.55 246.0 0.2095 0.5769
0.65 126.0 0.0445 0.7133
0.65 138.0 -0.9668 0.6707
0.65 150.0 -0.8567 0.6199
0.65 162.0 -0.5171 0.6865
0.65 210.0 -0.3175 0.6569
0.65 222.0 0.5534 0.5802
0.65 234.0 1.0613 0.5195
0.65 246.0 0.8743 0.674
0.75 138.0 -1.3012 0.5348
0.75 150.0 0.0865 0.6644
0.75 222.0 2.2113 0.5594
0.75 234.0 0.857 0.5806
0.75 246.0 -0.0184 0.5095
0.85 126.0 0.0498 0.7168
0.85 222.0 0.8475 0.5429
0.85 234.0 0.5758 0.5591
0.85 246.0 -0.03 0.5374
0.85 258.0 0.4265 0.6278
0.95 246.0 0.5152 0.5625
0.55 258.0 1.3077 1.1061
0.65 138.0 0.8937 1.3132
0.65 162.0 -0.2993 0.9139
0.65 210.0 -0.486 0.7683
0.65 222.0 -0.4575 0.6883
0.65 234.0 0.101 0.868
0.65 246.0 -0.817 0.6855
0.75 222.0 1.3518 1.0994
0.75 234.0 -0.8332 0.628
0.75 246.0 1.1749 1.1104
0.75 258.0 1.2576 1.0786
0.85 222.0 0.4408 0.9641
0.85 234.0 0.7381 0.9344
0.85 246.0 -0.1707 0.6609
0.85 258.0 0.4414 1.1486
Created in SINP MSU, CLAS Collaboration