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Measurement E151M1839

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: 0.2096
Q2: 0.1715 GeV2
W: 1505.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8405

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 66.0 0.2555 0.7743 0.0338
0.25 282.0 -0.911 0.6438 0.0628
0.35 66.0 0.8365 0.7445 0.0589
0.35 78.0 0.118 0.7887 0.0308
0.35 282.0 -0.0311 0.6638 0.0301
0.35 294.0 -0.4089 0.8061 0.0389
0.45 66.0 1.4028 0.758 0.0901
0.45 282.0 -0.2385 0.6657 0.0333
0.45 294.0 1.0551 0.6572 0.0706
0.55 102.0 -1.4497 0.63 0.0928
0.55 114.0 -0.7051 0.7678 0.0522
0.55 126.0 0.2943 0.8188 0.0349
0.55 246.0 0.3649 0.7266 0.0373
0.55 282.0 -0.2309 0.786 0.0331
0.65 102.0 -0.0848 0.6598 0.0304
0.65 114.0 0.0082 0.5797 0.03
0.65 126.0 0.4692 0.7758 0.0413
0.65 138.0 -0.3823 0.7643 0.0379
0.65 222.0 -0.7521 0.6828 0.0546
0.65 234.0 -0.3851 0.6928 0.038
0.65 246.0 -0.0499 0.7929 0.0302
0.65 294.0 -0.5402 0.6268 0.0444
0.65 306.0 0.9269 0.6952 0.0637
0.75 102.0 -0.0847 0.5256 0.0304
0.75 114.0 -0.0815 0.5322 0.0304
0.75 126.0 -0.4316 0.6999 0.0398
0.75 138.0 -0.9437 0.8743 0.0646
0.75 150.0 0.395 0.8062 0.0384
0.75 210.0 -0.6496 0.7032 0.0495
0.75 222.0 -0.0461 0.6723 0.0301
0.75 234.0 1.5816 0.5811 0.1004
0.75 246.0 0.1483 0.5401 0.0313
0.75 258.0 1.1472 0.587 0.0757
0.85 78.0 0.1138 0.7679 0.0308
0.85 90.0 -0.6607 0.7404 0.05
0.85 102.0 -0.5763 0.7372 0.046
0.85 114.0 0.0219 0.7572 0.03
0.85 126.0 0.3158 0.744 0.0356
0.85 138.0 0.1766 0.6313 0.0319
0.85 198.0 0.9157 0.6673 0.0631
0.85 210.0 -0.5386 0.6532 0.0443
0.85 222.0 -1.1414 0.5872 0.0754
0.85 234.0 -0.0547 0.56 0.0302
0.85 246.0 -0.6376 0.4638 0.0489
0.85 258.0 -0.2446 0.5486 0.0335
0.85 270.0 -0.572 0.5856 0.0458
0.95 90.0 -1.256 0.6189 0.0818
0.95 222.0 -0.4875 0.6593 0.0421
0.95 234.0 0.2671 0.5642 0.0341
0.95 246.0 -0.3804 0.6368 0.0378
0.95 258.0 0.5921 0.5549 0.0468
0.95 270.0 1.0345 0.6032 0.0695
0.95 282.0 -0.381 0.637 0.0379
Created in SINP MSU, CLAS Collaboration