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Measurement E151M2842

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: ALU
εL: 0.1063
Q2: 0.101 GeV2
W: 1505.0 GeV
Ebeam: 1.3383 GeV
ε: 0.66

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.55 222.0 -0.0633 0.2114
0.55 234.0 0.0148 0.1964
0.55 246.0 -0.0816 0.2002
0.65 138.0 0.6922 0.2446
0.65 150.0 -0.1643 0.3985
0.65 222.0 -0.785 0.1555
0.65 234.0 0.5757 0.2846
0.65 246.0 -0.1637 0.2831
0.65 258.0 0.4592 0.2717
0.75 138.0 0.1996 0.3413
0.75 162.0 -0.0782 0.3925
0.75 222.0 0.2724 0.2841
0.75 234.0 -0.1767 0.2876
0.75 246.0 0.0224 0.3008
0.75 258.0 -0.0859 0.3244
0.85 222.0 -0.4028 0.2783
0.85 234.0 -0.5641 0.2604
0.85 246.0 0.4684 0.2375
0.85 258.0 0.2067 0.2642
0.95 102.0 0.6178 0.271
0.95 114.0 0.4216 0.3922
0.95 222.0 -0.0677 0.2973
0.95 234.0 -0.1675 0.3374
0.95 246.0 -0.0228 0.3916
0.95 258.0 0.2311 0.3394
0.55 258.0 0.1024 0.2613
0.65 126.0 0.2614 0.2296
0.65 138.0 -0.5557 0.2061
0.65 150.0 0.2257 0.2409
0.65 222.0 -0.0593 0.2302
0.65 234.0 -0.1997 0.2035
0.65 246.0 -0.2229 0.2255
0.65 258.0 0.3349 0.2177
0.75 126.0 -0.1678 0.2447
0.75 138.0 -0.3892 0.2296
0.75 162.0 -0.0447 0.2853
0.75 222.0 -0.4209 0.2207
0.75 234.0 0.2206 0.2277
0.75 246.0 -0.1495 0.1845
0.75 258.0 0.0905 0.2138
0.85 222.0 -0.2259 0.2592
0.85 234.0 -0.2911 0.2422
0.85 246.0 -0.0148 0.2449
0.85 258.0 -0.0182 0.2194
0.85 270.0 0.1268 0.2484
0.95 114.0 -0.2821 0.2466
0.95 234.0 0.1603 0.2643
Created in SINP MSU, CLAS Collaboration