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Measurement E151M2265

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: 0.454
Q2: 0.4155 GeV2
W: 1475.0 GeV
Ebeam: 2.999 GeV
ε: 0.9081

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.05 54.0 -0.0522 0.8567 0.0302
0.05 66.0 -0.1406 0.9116 0.0317
0.15 66.0 0.4438 0.8448 0.044
0.15 294.0 0.7071 0.7368 0.0594
0.15 306.0 -0.1567 0.8074 0.0321
0.25 66.0 -0.6506 0.8438 0.0559
0.25 282.0 0.5405 0.8471 0.0494
0.35 282.0 0.9219 0.829 0.0733
0.35 294.0 0.4563 0.8078 0.0447
0.45 78.0 0.0684 0.9102 0.0304
0.45 90.0 -0.1083 0.7941 0.031
0.45 102.0 -0.5207 0.8291 0.0482
0.45 282.0 0.1689 0.8404 0.0324
0.55 78.0 -1.3078 0.7615 0.0995
0.55 90.0 0.0624 0.694 0.0303
0.55 102.0 -1.0739 0.7878 0.0835
0.55 246.0 -1.7043 0.8077 0.1272
0.55 258.0 0.6505 0.8556 0.0559
0.65 54.0 2.0074 0.7803 0.1486
0.65 78.0 -0.465 0.7372 0.0451
0.65 90.0 0.8763 0.6179 0.0703
0.65 102.0 0.4049 0.66 0.042
0.65 114.0 0.6659 0.7309 0.0568
0.65 126.0 -0.241 0.9015 0.0347
0.65 234.0 0.8731 0.9309 0.0701
0.65 246.0 0.2885 0.9281 0.0366
0.65 258.0 0.5873 0.6863 0.0521
0.75 54.0 1.8619 0.6518 0.1383
0.75 66.0 0.8198 0.8896 0.0666
0.75 78.0 -0.1103 0.7162 0.031
0.75 90.0 -0.9231 0.6582 0.0733
0.75 102.0 0.2849 0.5915 0.0364
0.75 114.0 0.1872 0.7046 0.0329
0.75 126.0 1.3574 0.8787 0.1029
0.75 222.0 -0.8412 0.9264 0.068
0.75 234.0 -0.9998 0.764 0.0785
0.75 246.0 0.2845 0.5935 0.0364
0.75 258.0 0.7739 0.6334 0.0636
0.75 270.0 0.4079 0.6503 0.0421
0.75 282.0 -0.3434 0.7449 0.039
0.85 54.0 -0.0181 0.7418 0.03
0.85 66.0 0.1006 0.7204 0.0309
0.85 90.0 0.0861 0.6951 0.0306
0.85 102.0 1.1191 0.6518 0.0865
0.85 114.0 0.0286 0.7929 0.0301
0.85 126.0 -0.954 0.8009 0.0754
0.85 210.0 -0.1596 0.6793 0.0322
0.85 222.0 1.2873 0.7592 0.098
0.85 234.0 0.9644 0.6887 0.0761
0.85 246.0 0.1142 0.6136 0.0311
0.85 258.0 -0.2524 0.589 0.0351
0.85 270.0 -0.4219 0.5364 0.0428
0.85 282.0 0.2282 0.5807 0.0343
0.85 294.0 -0.0797 0.5898 0.0306
0.85 306.0 -0.6696 0.6301 0.0571
0.85 318.0 0.9194 0.7753 0.0731
0.95 90.0 -0.3582 0.8351 0.0397
0.95 198.0 -0.7146 0.8096 0.0599
0.95 222.0 0.4654 0.786 0.0452
0.95 234.0 -0.0904 0.7535 0.0307
0.95 246.0 0.4432 0.7099 0.044
0.95 258.0 0.5008 0.6283 0.0471
0.95 270.0 -0.1011 0.7568 0.0309
0.95 282.0 -0.2324 0.6268 0.0344
0.95 294.0 -1.2608 0.5465 0.0962
0.95 306.0 0.1984 0.5861 0.0333
0.95 318.0 0.7941 0.633 0.0649
0.95 330.0 -0.2446 0.5475 0.0349
Created in SINP MSU, CLAS Collaboration