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Measurement E151M874

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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: AUL,
Target spin asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.0707 GeV2
W : 1565 GeV
ε : 0.8819
Ebeam : 2.2596 GeV
εL: 0.0817 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): AUL,
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 		AUL Stat. error Syst. error
0.35 30 0.5066 0.68 0.0448
0.35 66 -0.4649 0.6332 0.0428
0.35 78 0.1794 0.6795 0.0322
0.35 270 -0.7236 0.4249 0.0681
0.35 282 0.208 0.4721 0.0494
0.45 78 -0.6534 0.6941 0.0674
0.45 270 0.5863 0.5824 0.0619
0.45 282 0.1532 0.5775 0.0332
0.55 102 0.4229 0.867 0.0492
0.55 114 1.0383 0.8305 0.1004
0.55 138 -0.5134 0.815 0.0561
0.55 198 1.156 0.7927 0.1108
0.55 222 1.0326 0.7607 0.0999
0.55 246 1.0795 0.7789 0.104
0.55 270 -0.0976 0.5253 0.0313
0.55 282 -0.9541 0.4694 0.093
0.65 66 -0.1811 0.7406 0.0343
0.65 102 0.4807 0.8896 0.0536
0.65 114 -0.2853 0.6551 0.0399
0.65 126 -0.1409 0.7091 0.0327
0.65 198 0.567 0.8294 0.0603
0.65 210 1.905 0.781 0.1784
0.65 222 -1.1342 0.4999 0.1089
0.65 234 0.6268 0.7531 0.0652
0.65 246 -0.4602 0.5997 0.052
0.65 258 0.8669 0.7192 0.0854
0.65 294 -0.5447 0.519 0.0585
0.75 114 -0.5923 0.7365 0.0624
0.75 126 -0.3517 0.7554 0.0442
0.75 138 -2.1985 0.4588 0.2051
0.75 198 1.6635 0.8373 0.1564
0.75 210 -0.3359 0.7947 0.0431
0.75 222 1.2049 0.7066 0.1152
0.75 234 0.5268 0.748 0.0571
0.75 282 1.0223 0.6227 0.099
0.75 294 -0.9287 0.5302 0.0908
0.85 90 0.8676 1.0747 0.0855
0.85 102 -0.1093 0.9205 0.0316
0.85 114 -0.0567 0.911 0.0305
0.85 126 -1.8466 0.8073 0.1731
0.85 210 1.3804 0.826 0.1309
0.85 222 0.7648 0.7171 0.0767
0.85 234 -0.3535 0.6183 0.0443
0.85 246 2.2569 0.9182 0.2104
0.85 258 -0.2906 0.8007 0.0402
0.95 210 1.7442 2.5771 0.1638
0.95 234 -0.9531 2.1413 0.0929
0.95 258 -0.7643 2.244 0.0767
0.35 294 -0.2423 0.6691 0.034
0.45 66 -0.7667 0.5703 0.0586
0.45 78 -0.5513 0.5741 0.047
0.45 270 -0.4139 0.6204 0.0405
0.45 282 0.5436 0.6707 0.0466
0.55 114 -1.3008 0.55 0.0905
0.55 126 -1.0926 0.6355 0.0777
0.55 138 -0.5163 0.684 0.0453
0.55 210 -0.6613 0.7721 0.0528
0.55 222 0.422 0.885 0.0408
0.55 258 0.2339 0.7373 0.0337
0.55 270 0.3596 0.6053 0.0382
0.55 282 -0.0084 0.6506 0.03
0.65 66 0.2086 0.7226 0.033
0.65 102 -0.0967 0.7831 0.0307
0.65 114 -0.577 0.6184 0.0483
0.65 126 -0.2669 0.5865 0.0347
0.65 138 0.4397 0.8392 0.0416
0.65 150 -0.5661 0.81 0.0478
0.65 222 0.6561 0.7492 0.0525
0.65 234 1.4744 0.7976 0.1013
0.65 246 1.5096 0.7602 0.1035
0.65 258 0.0579 0.7327 0.0302
0.65 282 0.6533 0.7161 0.0523
0.75 114 -0.7103 0.6242 0.0554
0.75 126 -0.0536 0.5701 0.0302
0.75 138 -1.348 0.604 0.0934
0.75 198 0.3451 0.9066 0.0376
0.75 222 0.3258 0.738 0.0368
0.75 234 0.5573 0.6315 0.0473
0.75 246 0.2808 0.7942 0.0352
0.75 270 -1.008 0.5896 0.0726
0.75 282 0.8422 0.6685 0.0629
0.75 294 -0.276 0.664 0.035
0.85 102 -1.3276 0.6466 0.0921
0.85 114 1.1732 0.8486 0.0826
0.85 198 -0.3117 0.8982 0.0363
0.85 210 1.0878 0.8542 0.0774
0.85 222 0.2555 0.6144 0.0344
0.85 234 1.9043 0.6348 0.1285
0.85 246 1.3147 0.7965 0.0913
0.85 258 0.7306 0.8023 0.0566
0.95 210 -0.0294 1.4867 0.0301
0.95 222 1.9941 1.4533 0.1343
0.95 234 -0.3279 1.3862 0.0369