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Measurement E151M491

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: AUL
εL: 0.4406
Q2: 0.0844 GeV2
W: 1265.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9583

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 66.0 0.2506 0.5063 0.0337
0.25 78.0 0.0821 0.5435 0.0304
0.25 294.0 0.3793 0.5628 0.0379
0.25 306.0 -1.0652 0.3657 0.0717
0.35 66.0 0.1139 0.3562 0.0308
0.35 78.0 0.3771 0.422 0.0378
0.35 294.0 -0.1529 0.5562 0.0314
0.45 66.0 -0.0235 0.3744 0.03
0.45 78.0 0.1625 0.3259 0.0316
0.45 90.0 0.0626 0.5532 0.0302
0.45 282.0 0.127 0.4846 0.031
0.55 66.0 -0.0858 0.4997 0.0305
0.55 78.0 0.0309 0.3272 0.0301
0.55 90.0 -0.5257 0.3862 0.044
0.55 258.0 0.3688 0.6114 0.0375
0.55 270.0 0.586 0.4169 0.0467
0.55 282.0 -0.3 0.3627 0.0352
0.65 78.0 0.5364 0.4305 0.0445
0.65 90.0 -0.4023 0.4402 0.0388
0.65 102.0 0.4007 0.5598 0.0387
0.65 258.0 0.3532 0.3255 0.037
0.65 270.0 0.0728 0.3013 0.0303
0.65 282.0 -0.2532 0.3561 0.0338
0.75 90.0 -0.0579 0.4864 0.0302
0.75 102.0 -0.1433 0.4741 0.0313
0.75 114.0 -0.3521 0.3799 0.0369
0.75 126.0 0.0712 0.4213 0.0303
0.75 138.0 0.5404 0.6905 0.0446
0.75 234.0 -0.2367 0.4462 0.0333
0.75 246.0 -0.4588 0.346 0.0411
0.75 258.0 -0.128 0.2918 0.031
0.75 270.0 0.0568 0.2785 0.0302
0.75 282.0 -0.505 0.311 0.0431
0.85 90.0 0.2852 0.5493 0.0347
0.85 102.0 0.2553 0.3413 0.0338
0.85 114.0 -0.2005 0.2654 0.0324
0.85 126.0 -0.0606 0.3119 0.0302
0.85 138.0 0.3788 0.3536 0.0379
0.85 150.0 0.2016 0.3453 0.0324
0.85 162.0 -0.2255 0.4938 0.033
0.85 174.0 0.8966 0.6072 0.0625
0.85 222.0 0.1182 0.4825 0.0309
0.85 234.0 0.0014 0.4084 0.03
0.85 246.0 -0.2285 0.2883 0.0331
0.85 258.0 -0.0587 0.2733 0.0302
0.85 270.0 0.1918 0.2999 0.0322
0.95 102.0 0.3841 0.5175 0.0381
0.95 114.0 0.0148 0.3736 0.03
0.95 126.0 0.1387 0.3341 0.0312
0.95 138.0 -0.0798 0.2971 0.0304
0.95 150.0 0.6406 0.3774 0.0493
0.95 162.0 -0.0503 0.3436 0.0302
0.95 174.0 0.0065 0.3362 0.03
0.95 186.0 -0.1136 0.4363 0.0308
0.95 198.0 1.2464 0.4943 0.0819
0.95 210.0 0.1173 0.5184 0.0308
0.95 222.0 -0.5617 0.4185 0.0456
0.95 234.0 -0.742 0.3152 0.0544
0.95 246.0 0.0426 0.4655 0.0301
0.95 258.0 0.2855 0.4676 0.0347
Created in SINP MSU, CLAS Collaboration