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Measurement E151M155

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: 0.0628
Q2: 0.0348 GeV2
W: 1415.0 GeV
Ebeam: 1.0539 GeV
ε: 0.6858

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 42.0 -0.2047 0.5757 0.038
0.25 54.0 1.0069 0.8257 0.1184
0.35 30.0 0.2388 0.8172 0.0405
0.35 42.0 0.8644 0.649 0.1028
0.35 54.0 -0.7878 0.5326 0.0945
0.45 30.0 0.9084 0.865 0.1076
0.45 42.0 0.3844 0.56 0.053
0.45 54.0 -0.4415 0.6765 0.0585
0.45 234.0 0.0342 0.7163 0.0303
0.45 246.0 0.6212 0.7484 0.0768
0.45 258.0 -0.4915 0.7276 0.0635
0.55 42.0 0.3094 0.6781 0.0462
0.55 54.0 0.7132 0.8866 0.0865
0.55 150.0 0.4667 0.8126 0.061
0.55 222.0 -0.2926 0.7028 0.0448
0.55 234.0 0.6754 0.6398 0.0825
0.55 246.0 -0.0548 0.5515 0.0306
0.55 258.0 0.6103 0.6495 0.0756
0.65 138.0 1.4074 0.9342 0.1629
0.65 150.0 0.0349 0.6697 0.0303
0.65 162.0 0.0048 0.7881 0.03
0.65 222.0 0.6892 0.6311 0.084
0.65 234.0 -0.2059 0.4196 0.0381
0.65 246.0 0.001 0.4541 0.03
0.65 258.0 -0.0583 0.5305 0.0307
0.65 270.0 -0.1813 0.7826 0.0364
0.75 138.0 0.8841 0.7175 0.105
0.75 150.0 -0.3598 0.6661 0.0508
0.75 162.0 -1.5282 0.6219 0.1764
0.75 174.0 0.9023 0.7766 0.1069
0.75 210.0 -0.1846 0.7768 0.0366
0.75 222.0 0.2011 0.6335 0.0377
0.75 234.0 0.332 0.5788 0.0482
0.75 246.0 0.7993 0.4658 0.0958
0.75 258.0 -0.1996 0.4351 0.0376
0.75 270.0 -0.0138 0.6274 0.03
0.85 138.0 0.4593 0.8559 0.0602
0.85 150.0 -1.443 0.635 0.1669
0.85 222.0 -0.189 0.665 0.0369
0.85 234.0 -0.1632 0.4246 0.0353
0.85 246.0 -0.1564 0.4217 0.0349
0.85 258.0 0.0199 0.4562 0.0301
0.85 270.0 -0.5131 0.5409 0.0656
0.95 138.0 -0.5512 0.6011 0.0695
0.95 234.0 -0.4286 0.5525 0.0573
0.95 246.0 -1.0131 0.4435 0.1191
0.95 258.0 0.9701 0.6003 0.1144
Created in SINP MSU, CLAS Collaboration