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Measurement E151M2395

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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 : 0.0844 GeV2
W : 1805 GeV
ε : 0.848
Ebeam : 2.999 GeV
εL: 0.0416 

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 0.0417 0.9799 0.0302
0.55 138 0.0776 1.1673 0.0305
0.65 126 -1.1627 0.8551 0.0895
0.65 138 -0.1788 1.0518 0.0327
0.65 198 -0.5758 1.0888 0.0514
0.65 210 0.002 1.0688 0.03
0.65 270 -0.3785 0.9257 0.0407
0.65 282 -0.3767 0.9968 0.0406
0.75 90 -0.4606 1.0214 0.0449
0.75 102 -1.1735 0.7764 0.0902
0.75 114 -0.0528 1.0427 0.0302
0.75 186 -0.1381 1.0606 0.0316
0.75 198 -1.7885 0.7614 0.1331
0.75 210 -2.0499 0.7948 0.1516
0.75 222 0.3965 0.9458 0.0416
0.75 258 1.9396 0.9875 0.1438
0.75 270 -0.6527 0.8687 0.056
0.75 282 -1.4168 0.7658 0.107
0.85 90 -0.4821 0.9483 0.0461
0.85 102 -0.0515 0.812 0.0302
0.85 114 -1.1844 0.8419 0.091
0.85 126 0.1691 0.8917 0.0324
0.85 138 0.0242 0.9793 0.0301
0.85 174 0.6709 0.9669 0.0572
0.85 186 0.8754 0.8048 0.0702
0.85 198 -0.238 0.7019 0.0346
0.85 210 0.295 0.6771 0.0368
0.85 222 0.5024 0.8923 0.0472
0.85 234 1.8331 1.0165 0.1363
0.85 270 0.8313 1.0115 0.0673
0.85 282 0.1597 0.9112 0.0322
0.95 210 -2.0094 0.9573 0.1488
0.95 222 1.5229 0.8674 0.1144