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Measurement E151M1637

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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 : 1535 GeV
ε : 0.6289
Ebeam : 1.3383 GeV
εL: 0.0768 

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
0.55 138 -0.0297 0.8863 0.0301
0.55 234 1.4357 0.8 0.0911
0.65 162 -0.6207 0.78 0.0478
0.65 210 -0.6795 0.7831 0.0506
0.65 222 -1.2366 0.793 0.08
0.65 234 -0.1084 0.7634 0.0307
0.65 246 0.9652 0.7416 0.0652
0.75 150 -0.8096 0.8924 0.057
0.75 210 -4.0129 4.0129 0.2424
0.75 222 1.9378 0.8122 0.12
0.75 246 0.3631 0.7652 0.0371
0.75 258 -0.0426 0.8137 0.0301
0.85 234 0.2764 0.8914 0.0343
0.85 246 1.9227 0.6943 0.1191
0.85 258 1.3959 0.615 0.0889
0.95 114 0.5749 0.7728 0.0457
0.95 126 -0.0041 0.706 0.03
0.45 246 -1.0422 1.0514 0.0676
0.55 222 -0.6955 1.1846 0.0504
0.55 234 -0.0549 1.0828 0.0302
0.55 258 -2.2124 0.7886 0.1321
0.65 150 0.8195 1.1089 0.0563
0.65 162 0.8816 1.217 0.0594
0.65 210 1.4847 0.941 0.0914
0.65 222 -0.382 1.113 0.0373
0.65 234 0.2421 1.0791 0.0331
0.65 246 -0.0256 0.9492 0.03
0.75 150 0.0027 1.1752 0.03
0.75 222 -0.8929 0.9107 0.06
0.75 246 0.3362 1.0801 0.0358
0.75 258 -0.2105 1.1374 0.0324
0.85 222 -0.5247 1.2041 0.0428
0.85 234 0.4486 0.9866 0.0398
0.85 246 0.1071 0.9012 0.0306
0.85 258 1.8 0.6475 0.1089
0.95 234 0.2251 0.9854 0.0327