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Measurement E151M2704

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: 0.2202
Q2: 0.0496 GeV2
W: 1295.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9028

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.15 42.0 0.323 0.1895
0.35 30.0 0.1177 0.2147
0.55 258.0 -0.1558 0.1749
0.55 270.0 -0.4713 0.1668
0.65 138.0 -0.3993 0.2638
0.65 234.0 -0.2536 0.1797
0.65 246.0 0.0695 0.146
0.65 258.0 -0.1846 0.1278
0.65 270.0 0.0552 0.142
0.65 282.0 0.3803 0.1985
0.75 114.0 0.3865 0.1695
0.75 126.0 0.0432 0.1546
0.75 138.0 0.2394 0.1626
0.75 150.0 -0.3354 0.1752
0.75 162.0 0.2103 0.1831
0.75 174.0 0.4744 0.3462
0.75 222.0 0.2678 0.2611
0.75 234.0 -0.0002 0.1448
0.75 246.0 0.0115 0.1235
0.75 258.0 0.0932 0.1217
0.75 270.0 0.0025 0.1331
0.75 282.0 -0.4716 0.1604
0.85 114.0 -0.1225 0.1689
0.85 126.0 -0.0937 0.1394
0.85 138.0 -0.0547 0.1634
0.85 150.0 0.0048 0.1523
0.85 162.0 -0.0079 0.1577
0.85 174.0 0.2454 0.1824
0.85 186.0 0.0447 0.2107
0.85 210.0 0.5925 0.2561
0.85 222.0 0.2206 0.1779
0.85 234.0 -0.0184 0.1586
0.85 246.0 -0.1202 0.1265
0.85 258.0 0.1196 0.1292
0.85 270.0 -0.0656 0.1284
0.85 282.0 -0.3488 0.1434
0.95 102.0 -0.2229 0.1923
0.95 114.0 0.2552 0.3024
0.95 126.0 -0.0928 0.2027
0.95 138.0 -0.4232 0.3951
0.95 150.0 0.2759 0.2481
0.95 162.0 0.0817 0.2416
0.95 174.0 -0.0212 0.2524
0.95 186.0 0.3124 0.2729
0.95 234.0 0.0495 0.3352
0.95 246.0 0.125 0.1826
0.95 258.0 0.1518 0.1991
0.95 270.0 0.2175 0.2
Created in SINP MSU, CLAS Collaboration