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Measurement E151M1510

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Experiment: EG4, 2016

Spokespersons: Xiaochao Zheng

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).

No publications available for this experiment

Quantity measured: ALL,

Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.2445 GeV2
W : 1325 GeV
ε : 0.7562
Ebeam : 1.3383 GeV
εL: 0.5193 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALL,
Plot measurement data

Parameter (X axis): φ(π+), degrees

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θπ+) φ(π+),
degrees 		ALL Stat. error Syst. error
0.65 246 -0.2338 0.9159 0.0331
0.65 258 0.4535 0.6048 0.0403
0.75 102 0.3999 0.6654 0.0398
0.75 114 0.6716 0.7601 0.0509
0.75 126 0.6413 1.1372 0.0479
0.75 234 -0.3935 1.047 0.0377
0.75 270 -0.5373 0.6316 0.0535
0.75 282 0.1877 0.5782 0.032
0.75 294 -0.3402 0.5512 0.0458
0.85 90 -0.3746 0.7996 0.0375
0.85 102 -0.8923 0.6739 0.0613
0.85 114 0.4889 0.601 0.0615
0.85 126 -0.6644 0.5282 0.0709
0.85 138 0.8816 0.6102 0.0621
0.85 150 1.8204 0.7566 0.1128
0.85 162 0.4111 1.0956 0.0384
0.85 174 0.0122 1.2235 0.03
0.85 234 -0.24 0.8177 0.0333
0.85 246 -1.105 0.834 0.0709
0.95 66 1.8927 0.5961 0.1141
0.95 126 0.8022 0.8491 0.0555
0.95 138 -1.4933 0.7917 0.0919
0.95 270 2.0038 2.0038 0.1203
0.85 258 0.4504 0.6781 0.0404
0.85 282 -0.6548 0.731 0.0494
0.85 294 0.8801 0.7427 0.0607
0.85 306 0.6608 0.7241 0.0497
0.95 54 1.0844 0.6818 0.0716
0.95 114 1.2654 0.6891 0.0816
0.95 126 -0.1464 0.7323 0.0313
0.95 138 1.8404 0.6854 0.1143
0.95 150 0.0481 0.725 0.0301