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Measurement E151M1553

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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 : 0.0171 GeV2
W : 1415 GeV
ε : 0.8349
Ebeam : 1.3383 GeV
εL: 0.0389 

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
0.25 42 -0.8709 0.6514 0.06
0.35 42 -1.9218 0.8191 0.1186
0.45 30 1.0828 0.61 0.0753
0.45 42 -0.6433 0.6912 0.0503
0.55 18 -2.0996 0.7032 0.1294
0.55 30 1.2558 0.6735 0.081
0.55 42 0.0908 0.713 0.0305
0.55 126 0.7148 0.8507 0.0523
0.55 138 -0.0874 0.8035 0.0305
0.55 150 -1.1032 0.7161 0.0726
0.55 162 -0.4419 0.7979 0.04
0.55 210 -0.4599 0.7106 0.0407
0.55 222 0.5939 0.7888 0.0466
0.55 234 -0.1462 0.5648 0.0313
0.55 246 -0.734 0.7071 0.0532
0.65 114 0.2966 0.9444 0.0349
0.65 126 0.4832 0.6065 0.0417
0.65 138 -0.425 0.6422 0.0394
0.65 150 0.8417 0.83 0.0587
0.65 162 0.0476 0.8893 0.0301
0.65 210 -0.5952 0.6622 0.0466
0.65 222 -1.0364 0.5712 0.069
0.65 234 -0.4179 0.5645 0.0391
0.65 246 -0.5253 0.8023 0.0435
0.75 126 -1.6761 0.7397 0.1048
0.75 138 -0.8015 0.6928 0.0566
0.75 150 -0.0528 0.6084 0.0302
0.75 210 -1.1085 0.8025 0.0729
0.75 222 0.5351 0.5969 0.0439
0.75 234 0.2238 0.5988 0.0329
0.75 246 0.0429 0.5712 0.0301
0.75 258 0.875 0.9 0.0604
0.85 126 -1.0539 0.8103 0.0699
0.85 210 0.0642 0.638 0.0302
0.85 222 1.1773 0.5711 0.0767
0.85 234 0.6279 0.5323 0.0481
0.85 246 0.2492 0.5853 0.0335
0.95 246 -0.7079 0.6586 0.052
0.45 234 0.2376 1.2026 0.033
0.55 18 -0.4037 1.0561 0.0381
0.55 30 -0.4588 0.9024 0.0401
0.55 42 -0.6918 0.9928 0.0502
0.55 138 0.1012 1.1659 0.0306
0.55 150 -1.8651 0.8534 0.1125
0.55 210 0.6153 1.0571 0.0467
0.55 222 -1.852 0.6282 0.1118
0.55 234 0.5303 0.8578 0.043
0.55 246 2.0045 0.493 0.1204
0.65 126 -1.9816 0.8715 0.1191
0.65 138 0.6479 0.9329 0.0482
0.65 150 0.3751 0.9358 0.0371
0.65 210 -0.2873 0.9441 0.0343
0.65 222 0.014 0.7273 0.03
0.65 234 -0.7985 0.6027 0.0553
0.65 246 0.7205 0.8194 0.0515
0.75 126 -2.4165 0.5145 0.1437
0.75 138 -1.5728 0.6969 0.0962
0.75 150 0.1456 0.9996 0.0312
0.75 162 0.1165 1.156 0.0308
0.75 198 -0.3509 1.0447 0.0363
0.75 210 -0.231 0.988 0.0329
0.75 222 -0.7308 0.7388 0.052
0.75 234 -0.6415 0.6354 0.0479
0.75 246 -0.1021 0.839 0.0306
0.75 258 0.6046 0.8985 0.0462
0.85 114 0.7494 1.2743 0.0529
0.85 126 1.6066 0.9552 0.0981
0.85 210 1.7075 0.613 0.1037
0.85 222 1.0623 0.6611 0.0687
0.85 234 -1.3219 0.5851 0.0825
0.85 246 0.1872 0.6604 0.0319
0.85 258 1.6989 0.5971 0.1032
0.95 246 0.5863 0.8833 0.0454