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Measurement E151M1829

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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 : 0.0291 GeV2
W : 1505 GeV
ε : 0.8914
Ebeam : 1.9889 GeV
εL: 0.0458 

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 78 -0.9715 0.7609 0.0661
0.35 90 1.1521 0.7305 0.076
0.35 270 0.3474 0.7634 0.0366
0.35 282 -0.5464 0.7013 0.0447
0.35 294 -0.5124 0.6497 0.0432
0.45 66 1.5147 0.7038 0.0966
0.45 78 -0.5162 0.5676 0.0433
0.45 90 0.6309 0.5921 0.0486
0.45 270 -0.3532 0.7276 0.0369
0.45 282 0.6104 0.674 0.0476
0.45 294 0.5798 0.7726 0.0462
0.55 78 -0.4022 0.6698 0.0387
0.55 90 -0.3972 0.6926 0.0385
0.55 138 -0.7051 0.753 0.0522
0.55 222 0.0777 0.7251 0.0304
0.55 234 0.779 0.768 0.0559
0.55 270 0.4818 0.6491 0.0419
0.55 282 -0.132 0.5421 0.031
0.55 294 -0.7117 0.6844 0.0525
0.65 78 -1.3971 0.7062 0.0898
0.65 114 0.1226 0.6914 0.0309
0.65 126 -0.2291 0.6474 0.0331
0.65 138 -0.5417 0.6603 0.0445
0.65 150 0.0806 0.7692 0.0304
0.65 198 -0.3412 0.7823 0.0364
0.65 222 -0.1456 0.4932 0.0313
0.65 234 -0.5491 0.603 0.0448
0.65 270 -0.7097 0.7288 0.0524
0.75 78 -0.7727 0.7687 0.0556
0.75 126 -0.4624 0.6029 0.0411
0.75 138 -0.9021 0.6231 0.0624
0.75 210 -0.3836 0.7038 0.038
0.75 222 0.309 0.5221 0.0354
0.75 234 -0.7394 0.6323 0.0539
0.75 246 0.0625 0.687 0.0302
0.75 282 0.7309 0.6254 0.0535
0.85 114 -0.7284 0.8253 0.0534
0.85 210 -0.8955 0.6849 0.062
0.85 222 -1.2089 0.6338 0.0792
0.85 234 -0.1618 0.5958 0.0316