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Measurement E151M740

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: 0.3345
Q2: 0.0593 GeV2
W: 1265.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9729

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.35 66.0 0.3252 1.8431
0.45 78.0 -1.7472 1.2374
0.55 78.0 1.0749 1.528
0.55 90.0 -0.1603 1.8445
0.55 270.0 0.5828 1.7432
0.65 246.0 1.1185 1.7071
0.65 258.0 0.1943 1.3504
0.65 270.0 1.1781 1.206
0.75 114.0 -0.5213 2.1271
0.75 138.0 -1.5439 2.0055
0.75 234.0 -1.8956 1.4797
0.75 246.0 0.472 1.6235
0.75 258.0 -0.9712 1.1795
0.75 270.0 0.7331 1.2747
0.85 114.0 -1.7824 1.9266
0.85 126.0 -3.0703 1.8868
0.85 138.0 -2.1881 1.6957
0.85 150.0 -1.5553 2.146
0.85 162.0 -1.9091 2.2026
0.85 234.0 -1.9724 1.6862
0.85 246.0 -0.587 1.4876
0.85 258.0 -3.3416 1.0842
0.85 270.0 0.8326 2.1324
0.95 126.0 3.1465 6.8142
0.95 138.0 3.9873 7.1973
0.95 174.0 6.4089 7.2162
0.25 294.0 1.2341 0.481
0.25 306.0 -0.0559 0.4367
0.35 66.0 -0.504 0.4089
0.35 78.0 -0.0077 0.4472
0.35 294.0 -0.7545 0.3466
0.35 306.0 0.2086 0.4971
0.45 66.0 -0.0156 0.469
0.45 78.0 -0.1102 0.3077
0.45 90.0 0.2134 0.5041
0.55 78.0 0.0213 0.3183
0.55 90.0 -0.3027 0.3963
0.55 270.0 0.4915 0.4368
0.65 78.0 0.6034 0.5408
0.65 90.0 0.1387 0.5338
0.65 258.0 -0.2938 0.3694
0.65 270.0 -0.0763 0.3538
0.65 282.0 -0.5672 0.3685
0.75 102.0 0.1142 0.4671
0.75 114.0 0.1484 0.4879
0.75 126.0 0.2646 0.4932
0.75 234.0 -0.4547 0.4851
0.75 246.0 -0.1001 0.3674
0.75 258.0 -0.4625 0.302
0.75 270.0 0.4509 0.3842
0.85 102.0 -0.8567 0.4479
0.85 114.0 0.7054 0.437
0.85 126.0 -0.0601 0.4351
0.85 138.0 0.7433 0.4967
0.85 150.0 0.2653 0.4915
0.85 162.0 0.494 0.5266
0.85 174.0 0.7971 0.6205
0.85 234.0 -0.0409 0.4713
0.85 246.0 0.334 0.422
0.85 258.0 0.0353 0.4037
0.85 270.0 -0.2786 0.4469
0.95 114.0 0.2078 0.9585
0.95 138.0 0.2344 0.896
0.95 150.0 0.4747 0.9208
0.95 162.0 1.4149 1.0219
0.95 174.0 1.3369 1.0275
Created in SINP MSU, CLAS Collaboration