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Measurement E151M1080

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: 0.3277
Q2: 0.4155 GeV2
W: 1565.0 GeV
Ebeam: 2.999 GeV
ε: 0.8818

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.45 90.0 -0.3524 0.8621 0.0395
0.45 102.0 0.9944 1.045 0.0786
0.45 282.0 0.5099 0.8602 0.0478
0.55 90.0 0.2328 0.8138 0.0345
0.55 102.0 -0.857 0.6588 0.0695
0.55 114.0 -1.3358 0.6453 0.1021
0.65 90.0 -0.8158 0.7134 0.0667
0.65 102.0 -0.0052 0.7174 0.03
0.65 114.0 -0.2936 0.8292 0.0369
0.65 126.0 -0.9429 0.7664 0.0752
0.65 234.0 0.2984 0.9014 0.0371
0.65 306.0 1.4241 0.8867 0.1083
0.75 54.0 -0.1061 0.8606 0.031
0.75 66.0 -0.8737 0.6635 0.0706
0.75 90.0 -0.4169 0.6699 0.0428
0.75 102.0 0.5139 0.756 0.0481
0.75 114.0 0.2263 0.7367 0.0343
0.75 126.0 -1.8897 0.5889 0.1413
0.75 210.0 0.0415 0.9247 0.0302
0.75 222.0 -0.536 0.7666 0.0493
0.75 234.0 1.241 0.7761 0.0955
0.75 246.0 1.1399 0.7258 0.0886
0.75 258.0 1.168 0.8643 0.0905
0.75 270.0 0.0814 0.8711 0.0306
0.85 54.0 -0.4817 0.6758 0.0463
0.85 66.0 0.0228 0.6201 0.03
0.85 78.0 0.5824 0.8785 0.0521
0.85 114.0 -0.4673 0.6887 0.0455
0.85 126.0 -0.5692 0.7998 0.0513
0.85 174.0 0.5676 0.9922 0.0512
0.85 198.0 0.1208 0.8517 0.0313
0.85 210.0 -0.561 0.7114 0.0508
0.85 222.0 0.2097 0.8429 0.0337
0.85 234.0 1.3032 0.8042 0.0999
0.85 246.0 1.0231 0.6916 0.0806
0.85 258.0 0.3124 0.5646 0.0377
0.85 270.0 -0.4103 0.4951 0.0424
0.85 282.0 -0.2755 0.6197 0.0361
0.95 186.0 -0.796 0.6996 0.0655
0.95 222.0 0.1046 0.7068 0.031
0.95 234.0 0.1003 0.6658 0.0309
0.95 246.0 0.1599 0.6593 0.0322
0.95 258.0 -0.6433 0.5325 0.0558
0.95 270.0 -0.0264 0.6712 0.0301
0.95 282.0 -0.1457 0.5559 0.0318
0.95 294.0 -1.0364 0.502 0.0815
0.95 306.0 -0.6939 0.4678 0.0589
0.95 318.0 0.0496 0.5119 0.0302
0.95 330.0 0.3908 0.7211 0.0414
Created in SINP MSU, CLAS Collaboration