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Measurement E151M2760

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: 0.0904
Q2: 0.0348 GeV2
W: 1385.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8491

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 30.0 0.8853 0.1814
0.25 42.0 -0.427 0.2041
0.35 18.0 0.1163 0.2471
0.35 30.0 -0.3867 0.1468
0.35 42.0 -0.7515 0.1064
0.45 18.0 0.46 0.1651
0.45 30.0 0.2139 0.1654
0.45 42.0 -0.0896 0.179
0.55 42.0 0.5757 0.3053
0.55 126.0 0.3523 0.3346
0.55 138.0 0.0967 0.2183
0.55 210.0 0.0481 0.27
0.55 222.0 -0.0495 0.1976
0.55 234.0 0.1619 0.1856
0.55 246.0 0.0797 0.1651
0.55 258.0 0.0995 0.1947
0.65 114.0 -0.0472 0.2815
0.65 126.0 -0.3633 0.1606
0.65 138.0 0.1799 0.1487
0.65 150.0 -0.2482 0.1689
0.65 162.0 -0.1273 0.2096
0.65 210.0 -0.4681 0.234
0.65 222.0 -0.2272 0.1537
0.65 234.0 0.2298 0.1421
0.65 246.0 0.1205 0.1415
0.65 258.0 -0.18 0.1556
0.75 114.0 0.3126 0.2256
0.75 126.0 -0.2334 0.1678
0.75 138.0 0.085 0.1526
0.75 150.0 0.1805 0.1636
0.75 162.0 -0.047 0.2091
0.75 174.0 0.0297 0.2603
0.75 186.0 -0.0521 0.2682
0.75 210.0 0.1101 0.3988
0.75 222.0 -0.0294 0.1475
0.75 234.0 -0.0427 0.1202
0.75 246.0 0.0096 0.136
0.75 258.0 -0.0277 0.1535
0.85 114.0 -0.0867 0.385
0.85 126.0 0.1092 0.3852
0.85 138.0 0.2384 0.3435
0.85 150.0 -0.0945 0.3617
0.85 162.0 0.5228 0.2632
0.85 210.0 0.527 0.24
0.85 222.0 -0.0819 0.3059
0.85 234.0 -0.1622 0.2652
0.85 246.0 -0.2247 0.2142
0.85 258.0 -0.0734 0.2238
0.85 270.0 0.3617 0.2729
0.95 114.0 0.1839 0.3314
0.95 126.0 -0.162 0.3716
0.95 222.0 -0.1266 0.4417
0.95 234.0 0.2462 0.3238
0.95 246.0 0.4151 0.2817
0.95 258.0 -0.0472 0.3779
0.75 270.0 -0.4833 0.2385
0.85 114.0 -0.0144 0.2456
0.85 126.0 0.652 0.2127
0.85 138.0 -0.0802 0.2148
0.85 150.0 0.0404 0.2084
0.85 162.0 0.0395 0.2382
0.85 210.0 0.254 0.2712
0.85 222.0 -0.0535 0.2148
0.85 234.0 -0.1152 0.168
0.85 246.0 0.1153 0.181
0.85 258.0 -0.1044 0.19
0.85 270.0 -0.3969 0.221
0.95 114.0 -0.0285 0.271
0.95 138.0 -0.501 0.2366
0.95 222.0 -0.0473 0.2646
0.95 234.0 -0.061 0.2127
0.95 246.0 -0.3018 0.1801
0.95 258.0 0.0867 0.2507
Created in SINP MSU, CLAS Collaboration