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Measurement E151M2719

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: 0.0957
Q2: 0.0245 GeV2
W: 1325.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8999

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALU uncertainty
0.25 30.0 -0.0598 0.2742
0.25 42.0 -0.1107 0.1584
0.35 30.0 0.4694 0.2446
0.35 42.0 -0.2432 0.2199
0.35 54.0 0.0613 0.2749
0.45 30.0 0.0393 0.2712
0.55 234.0 0.3257 0.2196
0.55 246.0 -0.0966 0.18
0.55 258.0 -0.2326 0.213
0.55 270.0 -0.3324 0.2184
0.65 126.0 0.134 0.1998
0.65 138.0 -0.3704 0.1825
0.65 150.0 0.0122 0.2354
0.65 162.0 0.1775 0.233
0.65 210.0 -0.3031 0.2402
0.65 222.0 -0.1936 0.1848
0.65 234.0 -0.1729 0.1565
0.65 246.0 -0.0683 0.1321
0.65 258.0 0.2221 0.1771
0.65 270.0 0.1265 0.2285
0.75 114.0 0.0857 0.2284
0.75 126.0 -0.2585 0.1825
0.75 138.0 0.0425 0.1481
0.75 150.0 0.0968 0.1805
0.75 162.0 -0.1256 0.1805
0.75 174.0 -0.3168 0.234
0.75 210.0 -0.1121 0.2478
0.75 222.0 0.2542 0.17
0.75 234.0 -0.0292 0.1569
0.75 246.0 -0.3247 0.1336
0.75 258.0 0.0489 0.1333
0.75 270.0 0.2325 0.2116
0.85 126.0 0.2838 0.2165
0.85 138.0 0.3833 0.1772
0.85 150.0 -0.2217 0.2498
0.85 162.0 0.1469 0.2334
0.85 174.0 0.097 0.239
0.85 198.0 -0.2037 0.2373
0.85 210.0 -0.2589 0.2382
0.85 222.0 -0.1203 0.1715
0.85 234.0 -0.1341 0.1552
0.85 246.0 -0.0744 0.141
0.85 258.0 0.0559 0.1511
0.85 270.0 -0.1256 0.2228
0.95 114.0 0.1179 0.2517
0.95 126.0 0.4885 0.2526
0.95 234.0 -0.0571 0.258
0.95 246.0 0.2315 0.2381
0.95 258.0 -0.3796 0.2319
0.25 54.0 0.4194 0.3662
0.35 42.0 0.3571 0.2521
0.35 54.0 -0.0494 0.365
0.45 30.0 0.3463 0.3032
0.45 42.0 0.1313 0.3897
0.55 30.0 0.0264 0.3309
0.55 234.0 0.0718 0.2936
0.55 246.0 -0.1646 0.2723
0.55 258.0 -0.085 0.3129
0.55 270.0 -0.3284 0.325
0.65 114.0 0.1986 0.3669
0.65 126.0 -0.2832 0.2966
0.65 138.0 -0.29 0.2654
0.65 150.0 0.0272 0.2931
0.65 162.0 0.3439 0.3119
0.65 210.0 -0.1895 0.3544
0.65 222.0 -0.2975 0.2804
0.65 234.0 0.1155 0.2152
0.65 246.0 -0.2546 0.2082
0.65 258.0 -0.2437 0.22
0.65 270.0 -0.1057 0.374
0.75 126.0 0.2348 0.2522
0.75 138.0 -0.234 0.2372
0.75 150.0 0.1953 0.2677
0.75 162.0 0.2508 0.2679
0.75 174.0 -0.0259 0.3432
0.75 210.0 -0.4118 0.2962
0.75 222.0 0.0135 0.248
0.75 234.0 0.228 0.2076
0.75 246.0 0.0956 0.2143
0.75 258.0 0.1029 0.2527
0.75 270.0 0.1144 0.3296
0.85 114.0 -0.1938 0.3826
0.85 126.0 0.0817 0.3143
0.85 138.0 0.3822 0.2836
0.85 150.0 0.1204 0.2987
0.85 162.0 -0.8371 0.1442
0.85 210.0 -0.1323 0.4216
0.85 222.0 0.6246 0.1858
0.85 234.0 0.1297 0.2181
0.85 246.0 -0.0191 0.2132
0.85 258.0 0.1088 0.2053
0.85 270.0 -0.1707 0.2666
0.95 126.0 -0.1666 0.3069
0.95 222.0 -0.5425 0.2768
0.95 234.0 0.4446 0.2475
0.95 246.0 -0.5702 0.2793
0.95 258.0 0.5364 0.2812
Created in SINP MSU, CLAS Collaboration