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Measurement E151M69

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: AUL
εL: 0.1094
Q2: 0.0245 GeV2
W: 1295.0 GeV
Ebeam: 1.0539 GeV
ε: 0.8564

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 42.0 -0.2525 0.5788 0.0415
0.25 54.0 0.5396 0.5055 0.0683
0.35 30.0 1.4325 0.5863 0.1657
0.35 42.0 0.1739 0.5376 0.0359
0.35 54.0 -0.0946 0.5655 0.0319
0.45 30.0 0.2893 0.5126 0.0445
0.45 42.0 -0.2771 0.3966 0.0435
0.45 54.0 0.5409 0.6721 0.0685
0.45 258.0 -0.7407 0.5778 0.0895
0.45 270.0 0.78 0.6431 0.0937
0.55 42.0 -0.2107 0.4956 0.0384
0.55 54.0 0.7545 0.6172 0.0909
0.55 234.0 -0.2602 0.5047 0.0422
0.55 246.0 -0.0077 0.405 0.03
0.55 258.0 0.5579 0.3779 0.0702
0.55 270.0 -0.0299 0.4579 0.0302
0.55 282.0 -1.3835 0.4553 0.1602
0.65 138.0 0.2807 0.585 0.0438
0.65 150.0 1.2476 0.5774 0.1451
0.65 162.0 0.3193 0.6485 0.0471
0.65 210.0 -0.5408 0.6237 0.0684
0.65 222.0 -0.2019 0.523 0.0378
0.65 234.0 0.3592 0.4348 0.0507
0.65 246.0 0.2366 0.3496 0.0403
0.65 258.0 0.4187 0.3177 0.0563
0.65 270.0 0.33 0.3726 0.0481
0.65 282.0 -0.5692 0.5758 0.0714
0.75 138.0 -0.0843 0.4882 0.0315
0.75 150.0 0.4784 0.4929 0.0621
0.75 162.0 0.5217 0.5009 0.0665
0.75 174.0 0.0818 0.5207 0.0314
0.75 186.0 -0.0011 0.5365 0.03
0.75 198.0 0.475 0.6651 0.0618
0.75 210.0 1.0699 0.6677 0.1254
0.75 222.0 0.0579 0.5112 0.0307
0.75 234.0 0.537 0.3857 0.0681
0.75 246.0 -0.4165 0.31 0.0561
0.75 258.0 0.1212 0.3242 0.033
0.75 270.0 -0.0153 0.3619 0.0301
0.75 282.0 1.3282 0.6031 0.1541
0.85 126.0 0.4602 0.7035 0.0603
0.85 138.0 -0.2423 0.5445 0.0407
0.85 150.0 0.6725 0.5058 0.0822
0.85 162.0 -0.1144 0.5258 0.0327
0.85 174.0 -0.1126 0.4782 0.0326
0.85 186.0 0.8099 0.7084 0.0969
0.85 210.0 0.5838 0.697 0.0729
0.85 222.0 0.3843 0.5996 0.053
0.85 234.0 0.2365 0.3902 0.0403
0.85 246.0 -0.2155 0.315 0.0387
0.85 258.0 -0.0937 0.2997 0.0318
0.85 270.0 0.7977 0.3911 0.0956
0.85 282.0 0.0689 0.587 0.031
Created in SINP MSU, CLAS Collaboration