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Measurement E151M1345

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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 : 0.0023 GeV2
W : 1385 GeV
ε : 0.7727
Ebeam : 1.0539 GeV
εL: 0.0057 

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 42 0.0039 1.012 0.03
0.45 54 -0.2674 0.721 0.0425
0.45 222 -0.3999 0.7314 0.0542
0.45 234 1.0386 0.9043 0.1209
0.55 42 0.0885 0.7803 0.0316
0.55 54 -0.7608 0.6492 0.0909
0.55 66 -1.0872 0.9415 0.1262
0.55 150 -0.8087 0.7809 0.096
0.55 162 0.1223 1.0112 0.033
0.55 174 -0.7692 0.8879 0.0918
0.55 210 1.4743 0.7698 0.169
0.55 222 1.1498 0.7555 0.1331
0.55 234 -0.4284 0.5419 0.0569
0.55 246 -0.6292 0.6795 0.0771
0.55 258 0.6957 0.8618 0.084
0.65 18 -0.126 0.9024 0.0332
0.65 30 0.7668 0.6938 0.0915
0.65 42 -0.6603 0.5981 0.0803
0.65 54 0.1807 0.527 0.0363
0.65 66 -1.0991 0.9923 0.1275
0.65 138 -1.1606 0.8933 0.1343
0.65 150 0.5818 0.8534 0.0722
0.65 162 0.6961 0.7698 0.084
0.65 174 -1.0876 0.7995 0.1263
0.65 186 -2.0403 0.7836 0.2321
0.65 210 -1.9187 0.669 0.2185
0.65 222 -0.0369 0.637 0.0303
0.65 234 0.0583 0.4875 0.0307
0.65 246 -0.2864 0.5581 0.0441
0.65 258 2.0142 0.7652 0.2291
0.75 54 -0.278 0.7668 0.0434
0.75 150 -0.1225 0.9327 0.033
0.75 162 -1.8743 0.7627 0.2135
0.75 186 -1.384 0.9186 0.159
0.75 210 -0.5525 0.678 0.0692
0.75 222 0.2566 0.5818 0.0417
0.75 234 -0.4825 0.5148 0.0621
0.75 246 0.6714 0.5429 0.0815
0.75 258 0.6631 0.8597 0.0806
0.85 210 -0.1466 0.8995 0.0343
0.85 222 -0.109 0.6836 0.0324
0.85 234 -1.2294 0.5508 0.1419
0.85 246 1.0356 0.579 0.1206