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Measurement E151M760

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: 0.7404
Q2: 0.2445 GeV2
W: 1295.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9321

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.65 270.0 0.9814 1.4298 0.0954
0.75 90.0 -0.1162 1.6624 0.0319
0.75 102.0 -1.2243 1.3664 0.1169
0.75 270.0 -0.5285 1.3705 0.0573
0.75 294.0 0.3613 1.2985 0.0449
0.85 90.0 1.7465 1.9336 0.164
0.85 102.0 -0.497 1.8294 0.0548
0.85 114.0 0.5081 1.7278 0.0557
0.85 270.0 1.5413 1.7349 0.1454
0.85 282.0 0.1045 1.6138 0.0315
0.95 90.0 -5.5479 4.0012 0.5129
0.95 282.0 8.0135 4.8432 0.7402
0.95 306.0 -0.2719 4.3432 0.0391
0.55 270.0 -0.2504 0.5036 0.0342
0.65 282.0 0.0795 0.5064 0.0305
0.75 90.0 -0.2022 0.4417 0.0328
0.75 102.0 0.3571 0.473 0.0381
0.75 246.0 0.9607 0.6056 0.0698
0.75 270.0 0.4931 0.5182 0.0441
0.75 282.0 -0.01 0.4613 0.03
0.75 294.0 0.4101 0.5179 0.0403
0.85 78.0 0.8201 0.5064 0.0616
0.85 90.0 0.7069 0.5363 0.0552
0.85 102.0 -0.775 0.4568 0.059
0.85 114.0 -0.6783 0.5116 0.0537
0.85 246.0 0.4639 0.6277 0.0427
0.85 258.0 0.23 0.5077 0.0336
0.85 270.0 -0.291 0.4156 0.0356
0.85 282.0 -0.1387 0.4444 0.0314
0.85 294.0 -0.3584 0.4074 0.0381
0.85 306.0 0.3008 0.5579 0.0359
0.95 78.0 0.9973 0.9035 0.072
0.95 114.0 0.5608 0.9696 0.0475
0.95 126.0 -1.0168 0.8184 0.0732
0.95 306.0 1.812 0.8371 0.1226
Created in SINP MSU, CLAS Collaboration