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Measurement E151M2348

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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 : 0.205 GeV2
W : 1685 GeV
ε : 0.8773
Ebeam : 2.999 GeV
εL: 0.1353 

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 66 0.1519 0.8236 0.032
0.25 282 -1.0416 0.7098 0.0813
0.35 270 0.2943 0.7293 0.0368
0.35 282 0.9405 0.8057 0.0745
0.45 114 0.0882 0.8014 0.0307
0.45 270 -0.1081 0.6944 0.031
0.45 282 -0.9071 0.7284 0.0723
0.55 90 -0.0271 0.8329 0.0301
0.55 102 -0.1803 0.6816 0.0327
0.55 114 -0.1715 0.6948 0.0325
0.55 126 -0.5082 0.8084 0.0475
0.55 210 1.1359 0.7417 0.0877
0.55 234 -0.4514 0.8275 0.0444
0.55 258 -0.1746 0.8649 0.0326
0.55 270 0.2482 0.7225 0.035
0.65 102 -0.3971 0.6414 0.0416
0.65 114 -0.2473 0.5973 0.0349
0.65 126 0.1833 0.5882 0.0328
0.65 138 0.5925 0.7806 0.0524
0.65 186 -0.636 0.8332 0.055
0.65 198 -0.7491 0.6733 0.0621
0.65 210 1.2307 0.6889 0.0942
0.65 222 -1.2925 0.671 0.0984
0.65 234 0.0948 0.6906 0.0308
0.65 258 0.0258 0.9227 0.0301
0.65 282 0.0815 0.7128 0.0306
0.65 294 -0.5511 0.6175 0.05
0.75 78 0.0014 0.6899 0.03
0.75 90 -0.2047 0.6936 0.0335
0.75 102 1.5008 0.7691 0.1129
0.75 114 0.4293 0.6261 0.0432
0.75 126 0.2916 0.6342 0.0367
0.75 186 -0.0595 0.8522 0.0303
0.75 198 -1.6326 0.5753 0.1221
0.75 210 -0.1588 0.7 0.0321
0.75 222 -0.3584 0.7231 0.0397
0.75 234 -1.2155 0.6227 0.0931
0.75 246 0.1507 0.8079 0.0319
0.75 270 -2.2108 2.2108 0.1631
0.75 282 0.2678 0.6143 0.0357
0.75 294 -0.0384 0.5868 0.0301
0.75 306 -0.4442 0.6438 0.044
0.85 78 0.2042 0.5155 0.0335
0.85 90 0.4972 0.5294 0.0469
0.85 102 -0.1489 0.6095 0.0319
0.85 114 -0.3515 0.8113 0.0394
0.85 174 -0.4234 0.8177 0.0429
0.85 186 -1.6017 0.6988 0.12
0.85 198 0.4858 0.6041 0.0463
0.85 210 -0.2688 0.5914 0.0358
0.85 222 -0.2139 0.4737 0.0338
0.85 234 -0.0645 0.4658 0.0304
0.85 246 0.0228 0.5034 0.03
0.85 258 -0.5731 0.7458 0.0513
0.95 78 -0.8132 0.8123 0.0662
0.95 90 -0.2285 0.7121 0.0343
0.95 162 -0.5355 0.7864 0.0491
0.95 174 -1.1212 0.6844 0.0867
0.95 186 -0.8056 0.6439 0.0657
0.95 198 0.4553 0.6516 0.0446
0.95 210 0.2838 0.5472 0.0364
0.95 222 -0.0868 0.5322 0.0307
0.95 234 0.8392 0.5254 0.0678
0.95 246 -0.8538 0.5256 0.0688
0.95 258 -0.7661 0.5333 0.0631
0.95 270 1.1519 0.6133 0.0888