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Measurement E151M2003

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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 : 0.1205 GeV2
W : 1355 GeV
ε : 0.9439
Ebeam : 2.2596 GeV
εL: 0.3459 

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 -0.2156 1.3723 0.036
0.25 294 0.1726 1.2092 0.0339
0.25 306 -0.0408 1.1587 0.0302
0.35 66 -1.5304 1.2851 0.1438
0.35 78 -1.458 1.2877 0.1373
0.35 294 -1.3959 0.9113 0.1317
0.35 306 -0.2117 1.0592 0.0358
0.45 66 -0.5875 1.3413 0.0618
0.45 78 1.163 1.1315 0.111
0.45 294 -0.1578 1.0569 0.0333
0.55 78 -1.1952 1.5113 0.1139
0.65 78 0.5741 1.462 0.0607
0.65 90 -0.9185 1.599 0.0896
0.65 102 -0.0784 1.3174 0.0309
0.65 114 -0.0589 1.2766 0.0305
0.65 258 0.6456 0.9817 0.0665
0.65 270 0.3966 1.1049 0.0472
0.75 90 0.9474 1.3637 0.0921
0.75 102 -0.0586 1.2793 0.0305
0.75 114 1.1559 1.1689 0.1104
0.75 126 -0.4108 1.5704 0.0482
0.75 138 -0.9974 1.5717 0.0964
0.75 234 -1.5281 1.1775 0.1436
0.75 246 -1.0788 1.0863 0.1036
0.75 258 0.772 1.0123 0.077
0.75 270 -1.1368 1.0495 0.1087
0.75 282 0.6676 1.1833 0.0683
0.85 90 -1.0301 1.7691 0.0993
0.85 102 1.3649 1.235 0.129
0.85 114 -3.1709 1.3958 0.293
0.85 126 -0.8388 1.3338 0.0827
0.85 138 -3.5329 1.4992 0.3261
0.85 222 0.9323 1.7557 0.0908
0.85 234 -1.9826 1.1512 0.1847
0.85 246 1.1434 1.076 0.1093
0.85 258 -0.2694 1.1543 0.0389
0.85 270 -0.2558 1.0224 0.0381
0.85 282 0.6623 1.0794 0.0679
0.95 114 3.9032 4.8946 0.36
0.95 138 17.7141 17.7141 1.6282
0.95 222 1.1077 3.9603 0.1061
0.95 234 4.7076 4.4781 0.4337
0.95 246 -3.6612 3.2828 0.3378
0.95 258 -0.9017 3.7461 0.0881
0.95 270 -2.129 3.1797 0.1979
0.95 282 3.7833 4.14 0.349
0.15 66 0.2532 0.5841 0.0342
0.15 306 -0.3573 0.6093 0.038
0.25 66 -0.0344 0.6036 0.0301
0.25 306 1.4256 0.5058 0.0975
0.35 66 0.2376 0.5339 0.0337
0.35 78 -0.9834 0.5474 0.0707
0.35 294 0.0872 0.5895 0.0305
0.35 306 -0.0342 0.632 0.0301
0.45 66 0.5339 0.534 0.0459
0.45 78 0.1641 0.535 0.0318
0.45 282 0.3725 0.6773 0.0386
0.45 294 0.1786 0.6439 0.0322
0.55 78 -0.509 0.6579 0.0447
0.55 270 -0.6992 0.7144 0.0545
0.65 102 0.215 0.6853 0.0331
0.65 114 -0.1793 0.6668 0.0322
0.65 246 -1.0545 0.6534 0.0749
0.65 258 0.3432 0.6599 0.0374
0.65 270 -0.2613 0.6271 0.0345
0.75 90 -0.1209 0.6355 0.031
0.75 102 0.3737 0.506 0.0386
0.75 114 -0.1604 0.5245 0.0318
0.75 126 0.5761 0.6102 0.048
0.75 222 0.778 0.6826 0.0588
0.75 234 0.7965 0.5807 0.0599
0.75 246 1.0194 0.5306 0.0728
0.75 258 0.8088 0.5676 0.0606
0.75 270 0.9483 0.5271 0.0686
0.75 282 0.4906 0.6619 0.0438
0.85 78 0.8974 0.7525 0.0656
0.85 90 1.2228 0.7658 0.085
0.85 102 -0.886 0.5497 0.065
0.85 114 0.0811 0.5155 0.0305
0.85 126 0.7785 0.664 0.0589
0.85 138 1.0515 0.6305 0.0747
0.85 222 -0.6087 0.8055 0.0497
0.85 234 -0.5062 0.6282 0.0445
0.85 246 -0.384 0.5245 0.039
0.85 258 -0.441 0.5579 0.0415
0.85 270 0.0866 0.4958 0.0305
0.85 282 0.5817 0.5084 0.0483
0.95 102 0.5042 1.2674 0.0445
0.95 126 0.0123 1.2191 0.03
0.95 138 1.0529 1.1006 0.0748
0.95 150 2.2393 1.2683 0.1487
0.95 222 0.6234 1.3191 0.0504
0.95 234 -0.9983 1.172 0.0715
0.95 246 1.4128 1.1018 0.0967
0.95 258 0.8895 1.1081 0.0652
0.95 270 0.5143 0.9219 0.0449
0.95 282 1.1866 1.0868 0.0828