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Measurement E151M1611

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: 0.0267
Q2: 0.0205 GeV2
W: 1505.0 GeV
Ebeam: 1.3383 GeV
ε: 0.7296

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.35 30.0 -1.9964 0.5933 0.1199
0.35 42.0 -1.3694 0.8026 0.0851
0.35 54.0 0.5868 1.1263 0.0454
0.45 18.0 1.1833 0.8091 0.0751
0.45 30.0 -1.7047 0.5586 0.1036
0.45 42.0 0.0959 0.854 0.0305
0.45 138.0 -0.6973 1.2437 0.0504
0.45 222.0 0.5907 0.8438 0.0456
0.45 234.0 0.5289 0.7828 0.043
0.55 18.0 -1.4911 0.6985 0.0917
0.55 30.0 0.1995 1.152 0.0322
0.55 42.0 -2.0591 0.4972 0.1234
0.55 138.0 0.3977 0.9596 0.0379
0.55 150.0 0.8556 0.9094 0.0581
0.55 162.0 0.4995 0.9155 0.0418
0.55 198.0 1.2433 0.8025 0.0783
0.55 210.0 -0.4674 0.9951 0.0405
0.55 222.0 -0.9381 0.7197 0.0623
0.55 234.0 -0.5606 0.7086 0.0443
0.65 126.0 -0.1998 0.9332 0.0322
0.65 138.0 0.2413 0.9667 0.0331
0.65 150.0 0.6471 0.9767 0.0481
0.65 162.0 0.5171 0.8778 0.0425
0.65 198.0 -1.9708 0.5007 0.1185
0.65 210.0 -0.8008 0.7547 0.0554
0.65 222.0 1.19 0.5215 0.0754
0.65 234.0 -1.4014 0.5537 0.0868
0.65 246.0 -0.3589 0.832 0.0365
0.75 138.0 -0.6596 1.0085 0.0487
0.75 150.0 -2.265 2.265 0.1351
0.75 162.0 -2.1541 2.1541 0.1288
0.75 210.0 -0.4125 0.7714 0.0384
0.75 222.0 -1.0219 0.5941 0.0666
0.75 234.0 -0.5775 0.6218 0.045
0.75 246.0 0.7943 0.8181 0.0551
0.85 126.0 0.8794 0.9019 0.0593
0.85 210.0 0.7776 0.833 0.0543
0.85 222.0 -0.2736 0.8011 0.034
0.85 234.0 -0.6294 0.6425 0.0473
0.85 246.0 -1.3947 0.6849 0.0865
0.25 42.0 -0.6729 0.8102 0.0503
0.35 42.0 -0.578 0.8974 0.0458
0.45 18.0 -0.5701 0.7544 0.0455
0.45 30.0 0.0342 0.7601 0.0301
0.45 150.0 -1.4961 0.6375 0.0946
0.45 210.0 -0.2967 0.7887 0.0349
0.45 222.0 -0.3761 0.8612 0.0375
0.45 234.0 0.17 0.7397 0.0317
0.55 30.0 -0.9162 0.6085 0.0626
0.55 42.0 -0.9574 0.6787 0.0647
0.55 54.0 1.6843 0.631 0.1053
0.55 126.0 -0.3649 0.7154 0.0371
0.55 138.0 -0.2849 0.6378 0.0345
0.55 150.0 -0.3097 0.6672 0.0353
0.55 210.0 0.287 0.7414 0.0346
0.55 222.0 -0.845 0.668 0.0589
0.55 234.0 -1.1196 0.5911 0.0735
0.55 246.0 -0.3854 0.7509 0.0379
0.65 126.0 -0.0263 0.6497 0.03
0.65 138.0 -0.5362 0.5666 0.044
0.65 150.0 0.1449 0.6517 0.0312
0.65 162.0 -1.3968 0.76 0.0889
0.65 210.0 0.3454 0.625 0.0365
0.65 222.0 -0.3607 0.5364 0.037
0.65 234.0 -1.0258 0.4898 0.0684
0.65 246.0 -0.8311 0.6062 0.0582
0.75 138.0 0.7068 0.6218 0.0519
0.75 150.0 -0.3981 0.6135 0.0383
0.75 162.0 -1.0524 0.6885 0.0698
0.75 210.0 -1.7175 0.5895 0.1072
0.75 222.0 0.012 0.6393 0.03
0.75 234.0 -0.4959 0.5454 0.0422
0.75 246.0 -0.0061 0.6 0.03
0.85 126.0 0.0445 0.6372 0.0301
0.85 138.0 -1.6833 0.6556 0.1053
0.85 150.0 -1.0929 0.7977 0.072
0.85 210.0 -0.4405 0.7169 0.04
0.85 222.0 -0.9782 0.6589 0.0659
0.85 234.0 -0.4307 0.5167 0.0396
0.85 246.0 0.3749 0.6846 0.0375
Created in SINP MSU, CLAS Collaboration