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Measurement E151M1955

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: 0.62
Q2: 0.101 GeV2
W: 1235.0 GeV
Ebeam: 2.2596 GeV
ε: 0.97

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.45 78.0 -2.8621 2.5254 0.2647
0.55 270.0 -2.7517 2.3452 0.2547
0.65 270.0 1.958 1.7938 0.1824
0.65 282.0 -0.5486 2.3012 0.0587
0.75 258.0 -1.5773 2.1588 0.148
0.75 270.0 1.0291 1.7874 0.0992
0.75 282.0 0.5336 2.0193 0.0575
0.85 102.0 -6.2476 3.1504 0.575
0.85 114.0 -0.1683 2.5499 0.0338
0.85 126.0 -4.3436 3.0157 0.4003
0.85 138.0 5.2538 2.6895 0.4838
0.95 114.0 -5.1874 8.0598 0.4777
0.95 126.0 -8.4657 8.4789 0.7786
0.95 138.0 4.4935 7.3893 0.4141
0.95 150.0 3.4164 8.5597 0.3154
0.95 162.0 13.2533 9.0855 1.2184
0.95 186.0 9.9775 8.2548 0.9174
0.95 198.0 8.7264 7.9776 0.8025
0.35 66.0 -0.3299 0.4259 0.0369
0.35 78.0 -0.8628 0.4593 0.0636
0.45 78.0 0.2411 0.4052 0.0339
0.55 78.0 0.4171 0.4094 0.0404
0.55 270.0 0.6203 0.5163 0.0503
0.55 282.0 -0.1567 0.5131 0.0317
0.65 258.0 -0.1104 0.5264 0.0308
0.65 270.0 -0.0849 0.478 0.0305
0.65 282.0 0.3719 0.3945 0.0385
0.75 102.0 -0.7847 0.5464 0.0592
0.75 246.0 -0.1415 0.5691 0.0314
0.75 258.0 -0.7577 0.408 0.0577
0.75 270.0 0.0336 0.3374 0.0301
0.75 282.0 0.2906 0.4113 0.0355
0.85 90.0 0.7469 0.5967 0.0571
0.85 102.0 -0.5565 0.523 0.047
0.85 114.0 0.1281 0.4977 0.0311
0.85 126.0 -0.21 0.4491 0.033
0.85 246.0 -0.4859 0.496 0.0436
0.85 258.0 0.9336 0.4999 0.0677
0.85 270.0 0.4953 0.4544 0.044
0.95 102.0 -0.6664 0.782 0.0527
0.95 114.0 0.2393 0.8177 0.0338
0.95 126.0 0.6278 0.7604 0.0507
0.95 138.0 1.1192 0.854 0.0787
0.95 150.0 0.6098 0.8619 0.0497
0.95 162.0 -1.0975 0.8698 0.0774
0.95 174.0 -0.0123 0.895 0.03
0.95 186.0 0.3653 0.9126 0.0383
Created in SINP MSU, CLAS Collaboration