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Measurement E151M2838

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: 0.0598
Q2: 0.0496 GeV2
W: 1505.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7046

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.45 30.0 -0.3836 0.4101
0.45 42.0 0.0259 0.4038
0.55 138.0 0.2705 0.3634
0.55 150.0 -0.2395 0.4035
0.55 222.0 0.0665 0.3091
0.55 234.0 0.2776 0.2628
0.55 246.0 -0.0612 0.2878
0.65 126.0 0.1681 0.3156
0.65 138.0 0.6195 0.2187
0.65 150.0 -0.3732 0.3603
0.65 198.0 -0.1346 0.2976
0.65 210.0 -0.5787 0.298
0.65 222.0 0.165 0.2538
0.65 234.0 -0.0187 0.2927
0.65 246.0 0.1264 0.2848
0.75 138.0 0.6073 0.2502
0.75 150.0 -0.0044 0.2974
0.75 162.0 0.1339 0.3566
0.75 210.0 0.4954 0.2589
0.75 222.0 -0.1683 0.3415
0.75 234.0 0.0046 0.3051
0.75 246.0 -0.0271 0.2911
0.75 258.0 -0.2493 0.2856
0.85 210.0 0.4648 0.2841
0.85 222.0 -0.1955 0.2938
0.85 234.0 -0.3286 0.2534
0.85 246.0 -0.0113 0.3378
0.85 258.0 0.3543 0.3354
0.95 126.0 0.1682 0.3629
0.95 246.0 0.4733 0.2511
0.35 42.0 -0.0548 0.2668
0.45 246.0 0.2942 0.2699
0.55 138.0 -0.347 0.2499
0.55 150.0 0.2753 0.2385
0.55 162.0 -0.2177 0.2535
0.55 210.0 -0.0673 0.2549
0.55 234.0 0.0457 0.2208
0.55 246.0 0.0941 0.2442
0.65 126.0 -0.0541 0.2588
0.65 138.0 -0.001 0.1983
0.65 150.0 -0.233 0.2109
0.65 162.0 0.2261 0.2402
0.65 210.0 -0.158 0.2076
0.65 222.0 -0.003 0.2049
0.65 234.0 0.0734 0.215
0.65 246.0 -0.2822 0.2311
0.65 258.0 0.0217 0.2867
0.75 126.0 -0.0448 0.2056
0.75 138.0 -0.0515 0.2125
0.75 150.0 0.0705 0.2303
0.75 162.0 0.1951 0.2412
0.75 222.0 -0.0934 0.2424
0.75 234.0 0.1685 0.2122
0.75 246.0 -0.2479 0.191
0.75 258.0 0.1944 0.2428
0.85 126.0 0.1163 0.254
0.85 138.0 -0.1694 0.2486
0.85 222.0 0.0556 0.2535
0.85 234.0 -0.2245 0.2252
0.85 246.0 0.1975 0.1893
0.85 258.0 0.1054 0.2528
0.95 138.0 0.0736 0.2794
0.95 234.0 0.1821 0.2713
0.95 246.0 0.2197 0.2542
Created in SINP MSU, CLAS Collaboration