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Measurement E151M1269

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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 : 0.0205 GeV2
W : 1265 GeV
ε : 0.8868
Ebeam : 1.0539 GeV
εL: 0.1168 

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
0.15 42 0.8249 0.7288 0.0978
0.25 42 -0.3812 0.5301 0.0524
0.25 54 -0.2174 0.5524 0.0387
0.35 30 -0.6886 0.6486 0.0833
0.35 42 -0.0345 0.5332 0.0303
0.35 54 0.0819 0.5845 0.0314
0.35 66 -0.0518 0.6404 0.0306
0.45 30 -0.9445 0.6009 0.1107
0.45 42 -0.9926 0.4419 0.1159
0.45 54 0.7583 0.6083 0.0906
0.45 258 0.237 0.6192 0.0402
0.45 270 0.0712 0.586 0.0311
0.45 282 0.0603 0.6852 0.0308
0.55 42 -0.1364 0.5453 0.0337
0.55 54 -0.1731 0.6971 0.0358
0.55 234 0.3347 0.5232 0.0482
0.55 246 -0.0416 0.4112 0.0304
0.55 258 0.3576 0.3459 0.0503
0.55 270 0.2483 0.3959 0.041
0.55 282 0.7674 0.459 0.0916
0.65 138 -1.0704 0.5883 0.1244
0.65 150 -0.7767 0.6995 0.0926
0.65 162 0.5554 0.6309 0.0695
0.65 174 -1.2822 0.6467 0.1477
0.65 186 0.0305 0.6774 0.0302
0.65 198 0.6039 0.7028 0.0744
0.65 222 0.1512 0.5702 0.0345
0.65 234 0.3171 0.3724 0.0467
0.65 246 -0.1762 0.3174 0.036
0.65 258 -0.2803 0.2856 0.0436
0.65 270 -0.644 0.3791 0.0786
0.65 282 0.1921 0.5265 0.037
0.75 138 -1.1965 0.5378 0.1382
0.75 150 0.0802 0.442 0.0313
0.75 162 -0.7148 0.4369 0.086
0.75 174 0.2648 0.4362 0.0423
0.75 186 0.3787 0.4707 0.0522
0.75 198 0.9787 0.5165 0.1144
0.75 210 0.1538 0.5051 0.0347
0.75 222 -0.8436 0.431 0.0998
0.75 234 -0.1431 0.3844 0.0341
0.75 246 -0.1551 0.3019 0.0347
0.75 258 0.2315 0.2818 0.0398
0.75 270 0.5238 0.3433 0.0663
0.75 282 0.5728 0.432 0.0712
0.85 138 0.1674 0.5428 0.0354
0.85 150 -0.1596 0.429 0.035
0.85 162 -0.8133 0.4403 0.0965
0.85 174 0.2928 0.4802 0.0446
0.85 186 0.4403 0.5368 0.058
0.85 198 0.2013 0.5594 0.0376
0.85 210 -0.1234 0.5421 0.0331
0.85 222 -0.1711 0.4998 0.0357
0.85 234 0.1897 0.3616 0.0369
0.85 246 -0.1865 0.3048 0.0366
0.85 258 -0.2232 0.3235 0.0392
0.85 270 0.3004 0.4467 0.0453