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Measurement E151M2818

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: 0.0615
Q2: 0.0415 GeV2
W: 1475.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7509

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.35 30.0 0.7913 0.2198
0.45 30.0 0.3086 0.2071
0.55 126.0 -0.0137 0.2395
0.55 138.0 0.3544 0.2272
0.55 150.0 -0.0674 0.2369
0.55 162.0 0.1375 0.2531
0.55 210.0 0.2249 0.2454
0.55 222.0 -0.2667 0.2423
0.55 234.0 -0.0252 0.1981
0.55 246.0 0.2514 0.2025
0.65 126.0 0.0516 0.2248
0.65 138.0 0.274 0.2059
0.65 150.0 0.0727 0.2161
0.65 162.0 0.3421 0.2375
0.65 210.0 0.0617 0.2169
0.65 222.0 -0.2788 0.1971
0.65 234.0 0.2117 0.1792
0.65 246.0 0.1798 0.2142
0.75 126.0 0.137 0.2118
0.75 138.0 -0.031 0.1995
0.75 150.0 0.332 0.2177
0.75 162.0 0.2391 0.2546
0.75 222.0 -0.2084 0.1974
0.75 234.0 0.3396 0.1935
0.75 246.0 -0.0157 0.1787
0.75 258.0 0.2857 0.2529
0.85 138.0 0.2034 0.272
0.85 222.0 0.1005 0.2168
0.85 234.0 0.0349 0.1919
0.85 246.0 0.3031 0.1739
0.85 258.0 -0.1252 0.2385
0.95 234.0 0.0709 0.2867
0.95 246.0 -0.1275 0.2683
0.95 258.0 -0.062 0.2318
0.25 42.0 -0.6177 0.237
0.35 30.0 0.0223 0.3637
0.35 42.0 -0.4452 0.2669
0.45 18.0 0.1284 0.3708
0.45 30.0 -0.1654 0.3377
0.45 42.0 -0.2896 0.3221
0.45 234.0 0.3926 0.4292
0.55 138.0 -0.2292 0.3461
0.55 150.0 0.0158 0.3696
0.55 210.0 -0.028 0.3352
0.55 222.0 -0.4383 0.2507
0.55 234.0 -0.0608 0.3283
0.55 246.0 0.0884 0.3216
0.65 126.0 0.1049 0.3716
0.65 138.0 -0.1887 0.3463
0.65 150.0 0.8721 0.1608
0.65 210.0 -0.0859 0.336
0.65 222.0 0.2434 0.2776
0.65 234.0 -0.1896 0.2644
0.65 246.0 -0.388 0.2734
0.65 258.0 0.6641 0.2562
0.75 126.0 -0.1211 0.2803
0.75 138.0 -0.3991 0.2758
0.75 150.0 -0.015 0.3598
0.75 210.0 0.3012 0.3559
0.75 222.0 0.6049 0.2688
0.75 234.0 -0.2008 0.2815
0.75 246.0 0.1543 0.2587
0.75 258.0 0.0161 0.3485
0.85 126.0 0.412 0.3075
0.85 210.0 0.6292 0.2073
0.85 222.0 -0.3808 0.2505
0.85 234.0 -0.3345 0.2686
0.85 246.0 -0.3104 0.2397
0.85 258.0 -0.0053 0.3035
0.95 246.0 0.2219 0.3072
Created in SINP MSU, CLAS Collaboration