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Measurement E151M823

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: 0.2526
Q2: 0.1435 GeV2
W: 1445.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9123

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.25 66.0 0.3006 1.0252
0.35 282.0 0.5705 0.8749
0.35 294.0 -0.3984 0.7409
0.45 66.0 -0.9945 0.7116
0.45 78.0 0.2212 0.9944
0.45 282.0 -0.5773 0.821
0.55 90.0 -1.0283 0.965
0.65 102.0 -0.3282 0.9282
0.65 114.0 -0.5015 0.8099
0.65 246.0 1.0873 0.9447
0.75 90.0 0.2261 1.1638
0.75 102.0 -0.5224 0.8383
0.75 114.0 -0.2312 0.8577
0.75 126.0 0.9927 0.9734
0.75 138.0 0.1545 1.1269
0.75 222.0 1.0648 0.9672
0.75 234.0 1.1268 0.8802
0.75 246.0 -0.3079 0.8881
0.75 258.0 1.6454 0.9373
0.75 270.0 -1.4886 0.7985
0.85 78.0 1.6768 1.2726
0.85 90.0 -0.7662 1.2267
0.85 114.0 -1.7943 0.8081
0.85 126.0 -0.3147 1.1818
0.85 222.0 -0.235 1.1208
0.85 234.0 0.5229 1.0342
0.85 246.0 -1.7378 0.7309
0.85 258.0 1.1061 1.012
0.85 270.0 0.5037 0.9968
0.95 246.0 -0.2902 2.6362
0.95 258.0 0.1523 2.8608
0.95 282.0 1.8495 2.7063
0.15 294.0 -0.2729 0.5811
0.25 66.0 0.4957 0.6231
0.35 66.0 -0.1652 0.5531
0.35 78.0 0.9461 0.683
0.35 282.0 -0.5711 0.5834
0.35 294.0 -0.0169 0.5322
0.45 282.0 -1.2322 0.4313
0.55 114.0 0.4529 0.7657
0.55 282.0 -0.0986 0.6261
0.65 102.0 0.2121 0.5257
0.65 114.0 -0.09 0.6115
0.65 126.0 -1.3859 0.5278
0.65 234.0 0.4859 0.7559
0.65 246.0 -0.0744 0.589
0.75 90.0 1.6081 0.6789
0.75 102.0 0.3354 0.5204
0.75 114.0 -0.3153 0.5931
0.75 126.0 -0.2804 0.6345
0.75 210.0 0.0437 0.8387
0.75 222.0 0.3115 0.8047
0.75 234.0 0.2618 0.6539
0.75 246.0 -0.2152 0.6063
0.75 258.0 -0.4907 0.6118
0.75 270.0 0.7302 0.7814
0.85 78.0 -0.411 0.698
0.85 102.0 2.0977 0.7263
0.85 114.0 -0.1375 0.6793
0.85 126.0 0.5022 0.7889
0.85 138.0 0.7775 0.9251
0.85 210.0 2.4064 0.8921
0.85 222.0 0.7941 0.9268
0.85 234.0 1.5474 0.6372
0.85 246.0 -0.8041 0.5327
0.85 258.0 0.9087 0.5444
0.85 270.0 -0.0198 0.6951
0.95 222.0 1.154 1.3386
0.95 246.0 0.7336 1.1607
0.95 258.0 2.7542 1.0464
0.95 270.0 -0.3235 0.9239
0.95 282.0 0.378 1.1758
Created in SINP MSU, CLAS Collaboration