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Measurement E151M207

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: 0.5635
Q2: 0.0707 GeV2
W: 1205.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9333

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.55 270.0 0.1199 0.3635 0.0329
0.55 282.0 0.2696 0.2829 0.0402
0.65 258.0 -0.7354 0.3668 0.0535
0.65 270.0 0.2861 0.3146 0.0369
0.65 282.0 0.103 0.3265 0.0462
0.75 258.0 -0.1429 0.3603 0.0439
0.75 270.0 0.0768 0.3235 0.0471
0.85 126.0 -0.3536 0.5926 0.0368
0.85 138.0 -0.0248 0.6142 0.03
0.85 150.0 0.3627 0.8485 0.0371
0.85 162.0 0.141 0.6996 0.0312
0.85 186.0 -0.0523 0.6752 0.0302
0.85 270.0 -0.5519 0.4362 0.0448
0.95 126.0 0.4953 0.7448 0.0423
0.95 138.0 0.7324 0.6974 0.0533
0.95 150.0 -0.3623 0.4506 0.0371
0.95 162.0 1.0718 0.8413 0.0712
0.95 174.0 -0.2869 0.4446 0.0346
0.95 186.0 1.0705 0.8095 0.0711
0.95 210.0 -0.1737 0.4875 0.0318
0.75 282.0 1.1305 0.4235 0.0762
0.85 126.0 -0.0345 0.4458 0.0301
0.85 138.0 0.1871 0.4729 0.0322
0.85 150.0 -0.2338 0.4296 0.0333
0.85 162.0 0.7607 0.4366 0.0558
0.85 186.0 -0.8055 0.4023 0.0582
0.85 258.0 0.1721 0.4102 0.0318
0.95 126.0 -0.1252 0.3783 0.031
0.95 138.0 -0.1222 0.354 0.0309
0.95 162.0 0.1472 0.352 0.0314
0.95 174.0 0.0367 0.3743 0.0301
0.95 186.0 -0.1173 0.3898 0.0309
0.95 198.0 0.1604 0.3874 0.0316
Created in SINP MSU, CLAS Collaboration