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Measurement E151M588

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: 0.3118
Q2: 0.205 GeV2
W: 1445.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8619

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.15 66.0 0.2738 0.8344
0.25 294.0 -0.8987 0.5037
0.35 66.0 -0.8279 0.541
0.35 282.0 -0.3538 0.6589
0.35 294.0 -1.0022 0.5714
0.45 66.0 -0.3003 0.6615
0.45 78.0 -0.8412 0.6161
0.45 282.0 1.0341 0.7005
0.55 114.0 0.7788 0.7886
0.55 282.0 -1.5772 0.4614
0.65 102.0 0.0421 0.6806
0.65 114.0 0.8337 0.6208
0.65 126.0 -0.0454 0.6962
0.65 246.0 0.4964 0.6635
0.65 270.0 -0.3758 0.678
0.75 90.0 1.0596 0.7319
0.75 102.0 0.4568 0.5817
0.75 114.0 -0.4345 0.5586
0.75 126.0 0.1151 0.6539
0.75 138.0 -0.8015 0.6245
0.75 210.0 -0.939 0.621
0.75 222.0 -0.5355 0.6335
0.75 234.0 0.575 0.6521
0.75 246.0 0.4293 0.7077
0.75 258.0 0.5682 0.6394
0.75 270.0 -0.5239 0.5355
0.85 66.0 -0.6014 0.6611
0.85 78.0 1.3185 0.7267
0.85 102.0 -0.6677 0.5797
0.85 114.0 0.0694 0.6001
0.85 126.0 0.4058 0.6415
0.85 138.0 0.3434 0.7512
0.85 210.0 -0.2054 0.6557
0.85 222.0 0.8712 0.5992
0.85 234.0 -0.9689 0.4682
0.85 246.0 0.7698 0.5662
0.85 258.0 0.7646 0.5123
0.85 270.0 0.0461 0.535
0.85 282.0 0.4457 0.4951
0.95 234.0 1.4304 0.647
0.95 246.0 0.652 0.5982
0.95 258.0 -0.2276 0.513
0.95 270.0 -0.1937 0.456
0.95 282.0 0.3472 0.4693
0.95 294.0 -0.3399 0.555
Created in SINP MSU, CLAS Collaboration