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Measurement E151M2364

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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 : 0.2915 GeV2
W : 1715 GeV
ε : 0.8472
Ebeam : 2.999 GeV
εL: 0.1572 

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
0.45 270 -0.2301 1.0465 0.0343
0.45 282 -0.7258 0.974 0.0606
0.55 90 0.1932 0.9594 0.0331
0.55 102 -0.4815 0.934 0.046
0.65 102 0.1235 0.8602 0.0313
0.65 114 0.495 0.8987 0.0468
0.65 198 -0.2708 1.0831 0.0359
0.65 294 -0.151 0.8475 0.0319
0.75 78 0.4393 0.9009 0.0438
0.75 126 0.4283 1.0121 0.0432
0.75 198 0.4398 1.0142 0.0438
0.75 210 0.4788 1.0277 0.0459
0.75 222 0.2547 0.9974 0.0352
0.75 234 -0.3308 0.8723 0.0384
0.75 246 1.0865 0.9152 0.0843
0.85 66 -0.3184 0.9094 0.0379
0.85 78 0.1558 0.7513 0.0321
0.85 90 -0.8361 0.8362 0.0676
0.85 102 0.9489 0.8087 0.0751
0.85 186 -0.0403 0.9528 0.0301
0.85 198 -0.6905 0.7361 0.0584
0.85 210 -0.2821 0.8106 0.0363
0.85 222 -1.4085 0.7134 0.1065
0.85 234 0.7386 0.8083 0.0614
0.85 246 -1.8283 0.7114 0.1359
0.85 258 -0.7089 0.8625 0.0595
0.95 114 1.208 0.8708 0.0926
0.95 174 -0.7701 0.8919 0.0634
0.95 186 1.5322 0.8522 0.1151
0.95 198 0.9775 0.757 0.077
0.95 210 -0.5891 0.7021 0.0522
0.95 222 -1.3404 0.5974 0.1017
0.95 234 -0.7844 0.6393 0.0643
0.95 246 -0.6562 0.6388 0.0562
0.95 258 1.0233 0.8299 0.08
0.95 270 0.3036 0.7035 0.0372