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Measurement E151M2264

Experiment: EG4
Year: 2016

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).
Spokesperson: Xiaochao Zheng
Reaction: ep → π+n
Polarization: beam (longitudinal), target (longitudinal)
Quantity: ALL
εL: 0.4169
Q2: 0.348 GeV2
W: 1475.0 GeV
Ebeam: 2.999 GeV
ε: 0.9185

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.05 54.0 -0.0695 0.7725 0.0304
0.05 66.0 1.3057 0.8211 0.0993
0.15 54.0 0.3573 0.923 0.0396
0.15 66.0 0.3649 0.7666 0.04
0.15 294.0 0.6934 0.6793 0.0585
0.25 66.0 0.0919 0.8452 0.0307
0.25 282.0 -0.4486 0.8025 0.0443
0.25 294.0 0.123 0.7918 0.0313
0.35 54.0 0.3009 0.9323 0.0371
0.35 282.0 -0.5545 0.6229 0.0502
0.35 294.0 -0.221 0.6936 0.034
0.45 90.0 -1.6912 0.7584 0.1263
0.45 102.0 1.4193 0.6322 0.1072
0.45 270.0 0.1269 0.9925 0.0314
0.45 282.0 0.3374 0.8501 0.0387
0.45 294.0 -0.0007 0.7445 0.03
0.45 306.0 -0.6366 0.8549 0.0551
0.55 78.0 -1.1093 0.691 0.0858
0.55 90.0 0.1386 0.5952 0.0316
0.55 102.0 1.7742 0.631 0.1321
0.55 114.0 -0.9702 0.835 0.0765
0.55 258.0 -0.0678 0.8288 0.0304
0.55 270.0 -0.5071 0.859 0.0475
0.55 282.0 -0.7155 0.8716 0.0599
0.55 306.0 0.5299 0.705 0.0487
0.65 54.0 0.8781 0.839 0.0704
0.65 78.0 -0.0134 0.6435 0.03
0.65 90.0 -0.1392 0.5419 0.0317
0.65 102.0 -0.6675 0.6449 0.0569
0.65 114.0 1.29 0.7916 0.0982
0.65 126.0 0.6166 0.7363 0.0538
0.65 234.0 -0.3292 0.9377 0.0383
0.65 246.0 -0.0206 0.6618 0.03
0.65 258.0 0.8185 0.6296 0.0665
0.65 270.0 0.2699 0.7552 0.0358
0.75 54.0 -1.2773 0.5977 0.0974
0.75 66.0 -2.1944 0.7166 0.1619
0.75 78.0 -0.7377 0.6108 0.0613
0.75 90.0 0.5464 0.5252 0.0497
0.75 102.0 0.1743 0.495 0.0326
0.75 114.0 -0.6828 0.5989 0.0579
0.75 126.0 -0.4263 0.6633 0.0431
0.75 138.0 -0.8783 0.8983 0.0704
0.75 222.0 0.9534 0.7812 0.0754
0.75 234.0 0.8824 0.5828 0.0707
0.75 246.0 -0.3095 0.6437 0.0375
0.75 258.0 0.8885 0.5835 0.0711
0.75 270.0 1.0807 0.6527 0.0839
0.75 282.0 0.4566 0.6345 0.0447
0.85 54.0 -0.259 0.6048 0.0354
0.85 66.0 0.1855 0.6817 0.0329
0.85 90.0 0.617 0.6877 0.0539
0.85 102.0 0.0537 0.5153 0.0303
0.85 114.0 0.1772 0.5969 0.0326
0.85 126.0 -0.549 0.8767 0.0498
0.85 198.0 -2.0684 0.7617 0.153
0.85 210.0 0.3762 0.7692 0.0405
0.85 222.0 0.4057 0.645 0.042
0.85 234.0 1.1566 0.4807 0.0891
0.85 246.0 -0.6573 0.5561 0.0563
0.85 258.0 -0.1091 0.4993 0.031
0.85 270.0 0.6119 0.4899 0.0536
0.85 282.0 0.4422 0.5301 0.0439
0.85 294.0 -0.2427 0.6482 0.0348
0.85 306.0 0.8263 0.5993 0.067
0.85 318.0 0.6429 0.8343 0.0554
0.95 66.0 0.1804 0.7969 0.0327
0.95 102.0 -0.1198 0.8772 0.0312
0.95 114.0 1.8106 0.7848 0.1347
0.95 186.0 0.5251 0.8603 0.0485
0.95 198.0 -0.338 0.8148 0.0387
0.95 210.0 0.2649 0.8232 0.0356
0.95 222.0 -1.3169 0.6552 0.1001
0.95 234.0 0.1365 0.604 0.0316
0.95 246.0 0.0635 0.5862 0.0304
0.95 258.0 0.3095 0.6012 0.0375
0.95 270.0 0.4634 0.5544 0.045
0.95 282.0 -0.0096 0.5498 0.03
0.95 294.0 0.0637 0.5164 0.0304
0.95 306.0 -0.0292 0.5405 0.0301
0.95 318.0 1.9854 0.5204 0.1471
0.95 330.0 0.3467 0.7178 0.0391
Created in SINP MSU, CLAS Collaboration