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Measurement E151M2300

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: 0.2679
Q2: 0.2915 GeV2
W: 1565.0 GeV
Ebeam: 2.999 GeV
ε: 0.9032

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 294.0 0.5097 0.9664
0.35 270.0 -0.1877 0.8758
0.35 294.0 -0.063 0.8981
0.45 102.0 0.3938 0.926
0.45 282.0 0.748 0.9358
0.55 90.0 1.2925 0.7246
0.55 102.0 -0.238 0.81
0.55 114.0 0.0308 0.7925
0.55 126.0 -1.1578 1.0973
0.55 282.0 -0.3598 0.9169
0.55 306.0 0.5742 0.7717
0.65 78.0 -0.8449 0.9878
0.65 90.0 -0.432 0.7266
0.65 102.0 -0.4891 0.5945
0.65 114.0 -1.1892 0.6225
0.65 126.0 -0.3267 0.839
0.65 210.0 -1.7205 0.9304
0.65 222.0 0.7951 0.9693
0.65 234.0 -0.1725 0.751
0.65 246.0 -0.2876 0.8937
0.65 294.0 0.7362 0.7806
0.65 306.0 -0.2855 0.8026
0.75 66.0 0.0055 0.714
0.75 78.0 0.6261 0.8527
0.75 90.0 -1.7535 0.7325
0.75 102.0 0.7999 0.6825
0.75 114.0 0.6697 0.6485
0.75 126.0 -0.7116 0.7754
0.75 138.0 -1.2096 0.9621
0.75 198.0 0.9219 0.8596
0.75 210.0 0.7841 0.9404
0.75 222.0 -1.2478 0.6775
0.75 234.0 0.4062 0.6271
0.75 246.0 1.1788 0.7194
0.75 258.0 0.0629 0.8187
0.75 270.0 -1.2433 0.8758
0.75 294.0 0.7101 0.8673
0.85 54.0 0.7947 0.8664
0.85 66.0 0.0677 0.5471
0.85 78.0 1.0953 0.5937
0.85 102.0 0.363 0.8159
0.85 114.0 0.3116 0.5975
0.85 126.0 -0.0318 0.8228
0.85 138.0 0.2047 0.987
0.85 186.0 0.033 1.0646
0.85 198.0 -0.2193 0.7262
0.85 210.0 -0.9809 0.6812
0.85 222.0 -0.268 0.6732
0.85 234.0 -0.2342 0.5673
0.85 246.0 0.4213 0.5332
0.85 258.0 -0.0549 0.4971
0.85 270.0 -0.0654 0.6219
0.85 282.0 0.4194 0.7774
0.85 294.0 -0.9504 0.8386
0.95 66.0 -0.7427 0.7854
0.95 78.0 -0.5692 0.7644
0.95 90.0 0.8714 0.9108
0.95 174.0 -0.2927 0.9854
0.95 186.0 0.7421 0.8549
0.95 198.0 -0.9252 0.7627
0.95 210.0 0.8052 0.6718
0.95 222.0 0.403 0.6596
0.95 234.0 0.1566 0.5782
0.95 246.0 0.2785 0.6183
0.95 258.0 0.6554 0.5505
0.95 270.0 -0.6409 0.5404
0.95 282.0 0.0496 0.479
0.95 294.0 0.4091 0.4872
0.95 306.0 0.3435 0.5711
0.95 318.0 0.5869 0.7281
Created in SINP MSU, CLAS Collaboration