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Measurement E151M2745

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: 0.2309
Q2: 0.0844 GeV2
W: 1355.0 GeV
Ebeam: 1.3383 GeV
ε: 0.84

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty syst. uncert.
0.55 258.0 -0.7527 0.126 0.0338
0.55 270.0 0.0413 0.1838 0.031
0.65 114.0 -0.2466 0.2739 0.0304
0.65 126.0 -0.0266 0.2155 0.0301
0.65 138.0 0.28 0.1653 0.0308
0.65 234.0 -0.1877 0.1819 0.0306
0.65 246.0 0.1354 0.1698 0.0302
0.65 258.0 0.0211 0.1597 0.0304
0.65 270.0 0.0008 0.1834 0.0301
0.75 114.0 -0.298 0.1954 0.0308
0.75 126.0 0.1524 0.1495 0.0303
0.75 138.0 0.0507 0.166 0.0301
0.75 150.0 0.1321 0.2326 0.0301
0.75 162.0 -0.4082 0.2491 0.0311
0.75 222.0 -0.6907 0.1333 0.0331
0.75 234.0 -0.2133 0.1465 0.0304
0.75 246.0 -0.0611 0.154 0.03
0.75 258.0 0.0569 0.1591 0.0301
0.75 270.0 -0.062 0.1627 0.03
0.75 282.0 0.2932 0.1957 0.0314
0.85 114.0 -0.244 0.1704 0.0307
0.85 126.0 0.2941 0.1443 0.0306
0.85 138.0 0.1349 0.1592 0.0306
0.85 150.0 -0.3204 0.149 0.031
0.85 162.0 -0.2322 0.2456 0.0304
0.85 174.0 -0.7884 0.1665 0.0339
0.85 222.0 -0.0468 0.1788 0.0306
0.85 234.0 0.1009 0.1683 0.0301
0.85 246.0 -0.0051 0.1414 0.0303
0.85 258.0 -0.0588 0.148 0.0301
0.85 270.0 -0.0097 0.1501 0.0303
0.85 282.0 -0.2869 0.1278 0.0316
0.95 78.0 0.0509 0.2778 0.03
0.95 90.0 -0.02 0.1795 0.0301
0.95 102.0 0.2518 0.1849 0.0304
0.95 114.0 0.6759 0.1428 0.0331
0.95 138.0 0.4153 0.3007 0.0311
0.95 222.0 0.4268 0.2491 0.0312
0.95 234.0 -0.1242 0.1914 0.0308
0.95 246.0 -0.2396 0.1594 0.031
0.95 258.0 -0.2889 0.1563 0.0312
0.95 270.0 0.0226 0.1685 0.0302
0.95 282.0 0.0768 0.205 0.0302
Created in SINP MSU, CLAS Collaboration