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Measurement E151M1516

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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 : 0.0245 GeV2
W : 1355 GeV
ε : 0.8796
Ebeam : 1.3383 GeV
εL: 0.0789 

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 0.0404 0.7513 0.0301
0.35 30 -0.4861 0.8838 0.0418
0.35 42 -0.791 0.5955 0.0561
0.35 54 0.5478 0.8199 0.0445
0.45 30 0.1046 0.7848 0.0306
0.45 42 0.6607 0.6891 0.0497
0.55 30 0.473 0.6174 0.0413
0.55 42 -1.4476 0.7591 0.0918
0.55 126 -1.7162 0.6727 0.1071
0.55 138 -0.2409 0.8628 0.0333
0.55 222 -0.3767 0.7603 0.0375
0.55 234 0.0728 0.6288 0.0303
0.55 246 -1.005 0.5045 0.0673
0.55 258 -1.6543 0.6234 0.1036
0.65 114 -0.8567 0.8415 0.0595
0.65 126 -1.2804 0.7509 0.0824
0.65 138 -0.5437 0.496 0.0443
0.65 150 -0.2523 0.6214 0.0336
0.65 162 0.6199 0.7436 0.0478
0.65 174 -0.7273 0.8721 0.0529
0.65 198 -1.3075 0.7393 0.0839
0.65 210 -0.8378 0.6823 0.0585
0.65 222 0.1557 0.5053 0.0314
0.65 234 0.7647 0.4847 0.0548
0.65 246 -0.2538 0.4482 0.0336
0.65 258 -0.5704 0.5074 0.0455
0.75 114 -0.666 0.648 0.0499
0.75 126 -0.3764 0.542 0.0375
0.75 138 -0.5111 0.493 0.0429
0.75 150 -0.6488 0.5728 0.0491
0.75 162 0.2999 0.6384 0.035
0.75 174 0.014 0.8219 0.03
0.75 198 1.1657 0.7472 0.076
0.75 210 0.9349 0.6904 0.0636
0.75 222 0.7779 0.5129 0.0554
0.75 234 -0.2306 0.4093 0.033
0.75 246 -0.4189 0.4374 0.0391
0.75 258 0.356 0.5423 0.0368
0.75 270 0.3049 0.741 0.0351
0.85 114 0.1931 0.8597 0.0322
0.85 126 -0.8468 0.7761 0.059
0.85 138 -0.4333 0.6214 0.0397
0.85 150 1.0171 0.6534 0.0679
0.85 162 1.4535 0.6489 0.0921
0.85 210 -0.1574 0.6002 0.0314
0.85 222 -0.1718 0.489 0.0317
0.85 234 0.3826 0.4226 0.0378
0.85 246 0.0918 0.4172 0.0305
0.85 258 -0.5909 0.52 0.0464
0.85 270 -0.6515 0.5735 0.0492
0.95 114 -0.7021 0.7208 0.0517
0.95 126 -0.3646 0.682 0.0371
0.95 222 1.8337 1.8337 0.1139
0.95 234 0.7167 0.6345 0.0524
0.95 246 -0.8781 0.5753 0.0606
0.95 258 0.6027 0.6681 0.047
0.15 42 0.042 1.1316 0.0301
0.25 30 0.6077 1.0688 0.0464
0.25 42 -0.9358 0.8744 0.0621
0.35 30 -0.9768 0.8065 0.0642
0.35 42 -1.297 0.6944 0.0812
0.35 54 -1.2083 0.9016 0.0764
0.45 18 0.9672 0.9156 0.0637
0.45 30 -0.6001 0.8932 0.046
0.45 42 0.0337 0.8905 0.0301
0.45 54 2.2351 2.2351 0.1334
0.55 30 -0.6516 0.7521 0.0483
0.55 42 -1.6635 0.7568 0.1013
0.55 138 -0.3932 1.0056 0.0377
0.55 222 0.178 0.8667 0.0317
0.55 234 -1.583 0.5651 0.0968
0.55 246 0.7792 0.6981 0.0543
0.55 258 -0.9076 0.7132 0.0607
0.65 114 1.3966 0.8785 0.0866
0.65 126 0.2578 0.7995 0.0335
0.65 138 -0.2367 1.0378 0.033
0.65 150 -0.368 0.8992 0.0368
0.65 162 0.1971 0.8691 0.0321
0.65 198 0.0353 1.2176 0.0301
0.65 210 0.0722 0.8299 0.0303
0.65 222 0.7822 0.5944 0.0545
0.65 234 1.0995 0.534 0.0706
0.65 246 -0.2831 0.5932 0.0342
0.65 258 0.4903 0.6489 0.0414
0.65 270 0.9721 0.7943 0.064
0.75 114 0.2974 1.0033 0.0346
0.75 126 -1.7727 0.7419 0.1074
0.75 138 0.405 0.6894 0.0381
0.75 150 -0.6809 0.7418 0.0497
0.75 162 0.1836 1.0691 0.0318
0.75 174 0.4891 1.2426 0.0413
0.75 210 0.157 0.8559 0.0314
0.75 222 0.1786 0.735 0.0317
0.75 234 0.1849 0.5793 0.0319
0.75 246 -0.0698 0.6395 0.0303
0.75 258 -0.6498 0.5815 0.0482
0.75 270 1.4589 0.5775 0.09
0.85 114 -0.5929 1.0926 0.0457
0.85 126 0.901 0.8454 0.0604
0.85 138 0.6601 0.9017 0.0487
0.85 150 -1.1809 1.1178 0.0749
0.85 162 0.3422 0.878 0.036
0.85 174 -0.5298 1.0873 0.043
0.85 210 0.3802 0.7687 0.0373
0.85 222 0.0711 0.7437 0.0303
0.85 234 0.4286 0.533 0.039
0.85 246 0.0488 0.5035 0.0301
0.85 258 -0.068 0.6314 0.0303
0.85 270 0.3127 0.9023 0.0351
0.95 126 -1.2663 0.8758 0.0795
0.95 222 0.4049 0.8699 0.0381
0.95 234 0.5071 0.7117 0.0421
0.95 246 0.3819 0.7723 0.0373
0.95 258 0.7556 0.8851 0.0532