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Measurement E151M2757

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: 0.0554
Q2: 0.0205 GeV2
W: 1385.0 GeV
Ebeam: 1.3383 GeV
ε: 0.859

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 30.0 -0.1386 0.2744
0.25 42.0 -0.6381 0.1318
0.35 30.0 -0.4154 0.2591
0.35 42.0 0.06 0.1787
0.45 30.0 0.1791 0.2187
0.45 42.0 0.148 0.247
0.55 18.0 -0.1994 0.2239
0.55 30.0 -0.2284 0.2122
0.55 42.0 0.171 0.2098
0.55 126.0 -0.3088 0.2351
0.55 138.0 0.03 0.2412
0.55 150.0 -0.0424 0.2825
0.55 210.0 0.1255 0.2518
0.55 222.0 -0.2584 0.2206
0.55 234.0 0.4162 0.2045
0.55 246.0 -0.124 0.2213
0.55 258.0 0.2431 0.2148
0.65 126.0 0.148 0.2028
0.65 138.0 0.2876 0.1808
0.65 150.0 -0.0935 0.1938
0.65 162.0 -0.1977 0.2293
0.65 210.0 -0.1151 0.2014
0.65 222.0 0.0785 0.1849
0.65 234.0 0.0158 0.1524
0.65 246.0 0.0274 0.1613
0.65 258.0 -0.0527 0.2105
0.75 126.0 0.0763 0.1935
0.75 138.0 -0.0483 0.1996
0.75 150.0 0.1558 0.2281
0.75 162.0 -0.5285 0.1937
0.75 210.0 -0.1213 0.2493
0.75 222.0 -0.0285 0.1711
0.75 234.0 -0.0097 0.1502
0.75 246.0 -0.1367 0.1615
0.75 258.0 -0.0297 0.2324
0.85 114.0 -0.1322 0.2757
0.85 126.0 0.1134 0.2223
0.85 138.0 -0.225 0.2369
0.85 150.0 0.1239 0.277
0.85 210.0 0.0956 0.2177
0.85 222.0 0.0158 0.1845
0.85 234.0 0.1113 0.1451
0.85 246.0 -0.1686 0.1724
0.85 258.0 0.2794 0.1961
0.95 234.0 -0.2619 0.2204
0.95 246.0 0.1408 0.2612
0.35 54.0 0.64 0.2693
0.45 18.0 -0.145 0.3376
0.45 30.0 0.5266 0.2551
0.45 42.0 0.4095 0.3031
0.45 54.0 -0.5028 0.2756
0.55 30.0 0.2861 0.2707
0.55 42.0 0.0299 0.2845
0.55 126.0 -0.3736 0.3188
0.55 138.0 0.4148 0.3121
0.55 150.0 -0.0755 0.3634
0.55 222.0 -0.1039 0.3084
0.55 234.0 0.3079 0.2736
0.55 246.0 -0.4629 0.218
0.55 258.0 0.0697 0.3822
0.65 126.0 0.3007 0.2764
0.65 138.0 0.6164 0.2505
0.65 150.0 -0.3092 0.2755
0.65 162.0 0.0499 0.3594
0.65 210.0 0.1026 0.3117
0.65 222.0 -0.1726 0.2434
0.65 234.0 -0.0122 0.258
0.65 246.0 -0.0299 0.247
0.65 258.0 0.4233 0.2831
0.75 114.0 -0.5941 0.2403
0.75 126.0 0.1549 0.2903
0.75 138.0 -0.3619 0.2634
0.75 150.0 0.1686 0.2625
0.75 210.0 0.3865 0.2769
0.75 222.0 0.1329 0.2533
0.75 234.0 -0.3942 0.2138
0.75 246.0 -0.1764 0.23
0.75 258.0 -0.4848 0.2282
0.85 114.0 0.4164 0.3
0.85 126.0 0.4182 0.3255
0.85 138.0 0.2744 0.3515
0.85 150.0 0.1059 0.3872
0.85 210.0 -0.5443 0.3002
0.85 222.0 0.11 0.255
0.85 234.0 0.0367 0.242
0.85 246.0 -0.0551 0.2511
0.85 258.0 -0.4217 0.2824
0.95 126.0 -0.3998 0.3182
Created in SINP MSU, CLAS Collaboration