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Measurement E151M1703

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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 : 0.1715 GeV2
W : 1235 GeV
ε : 0.9441
Ebeam : 1.9889 GeV
εL: 0.8557 

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
0.35 66 -1.7027 1.7027 0.1075
0.35 78 -0.1955 0.6783 0.0323
0.45 66 -1.124 0.603 0.0744
0.45 78 -1.3125 0.5033 0.085
0.45 282 -0.9758 0.5557 0.0663
0.55 78 -0.8686 0.618 0.0606
0.55 270 0.416 0.5657 0.0392
0.55 282 -0.0658 0.508 0.0303
0.55 294 0.6533 0.6232 0.0497
0.65 270 -0.4027 0.4567 0.0387
0.65 282 -0.0514 0.4592 0.0302
0.75 90 -0.1853 0.6066 0.032
0.75 102 1.4377 0.5026 0.0921
0.75 246 0.1734 0.6254 0.0318
0.75 258 -0.2011 0.506 0.0324
0.75 270 -0.3685 0.4583 0.0374
0.75 282 -0.237 0.4776 0.0333
0.75 294 -0.0991 0.6395 0.0306
0.85 78 -0.493 0.5139 0.0423
0.85 90 0.752 0.4801 0.0546
0.85 102 0.0522 0.439 0.0302
0.85 114 -0.4308 0.4989 0.0398
0.85 126 0.9112 0.5501 0.0628
0.85 258 0.5868 0.5667 0.0465
0.85 270 -0.1822 0.4809 0.032
0.85 282 0.0937 0.539 0.0305
0.95 78 -0.5705 0.4747 0.0458
0.95 90 -0.4675 0.4393 0.0413
0.95 102 0.1089 0.4801 0.0307
0.95 126 0.0473 0.4895 0.0301
0.95 150 -0.4435 0.5027 0.0403
0.95 162 -0.4504 0.4181 0.0406
0.95 174 0.6687 0.5596 0.0504
0.95 186 0.4426 0.528 0.0402
0.95 270 -0.3947 0.5728 0.0384