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Measurement E151M772

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: 0.5774
Q2: 0.205 GeV2
W: 1325.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9333

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty
0.65 90.0 -0.8647 1.295
0.75 90.0 0.5501 1.4093
0.75 102.0 0.2594 1.5494
0.75 114.0 2.4585 1.6339
0.75 258.0 0.8555 1.2656
0.75 270.0 2.4543 1.2822
0.75 294.0 -1.7417 0.9549
0.85 78.0 1.3856 1.7915
0.85 90.0 -0.708 1.4247
0.85 102.0 -1.767 1.1991
0.85 114.0 2.8552 1.7198
0.85 126.0 -1.4085 1.4836
0.85 234.0 0.7238 1.6001
0.85 246.0 0.5184 1.4012
0.85 258.0 0.4459 1.2129
0.85 270.0 0.4388 1.2629
0.85 282.0 1.0237 1.2572
0.85 294.0 0.1398 1.2621
0.95 102.0 0.2355 4.7405
0.95 114.0 -5.8039 3.5717
0.95 126.0 -1.6987 4.6317
0.95 270.0 -1.777 3.7455
0.95 294.0 -1.2646 3.4779
0.25 66.0 0.9117 0.5393
0.65 102.0 0.1775 0.5502
0.65 258.0 0.4574 0.5664
0.65 270.0 -0.5012 0.4671
0.65 282.0 -0.6803 0.4526
0.75 78.0 0.4367 0.5258
0.75 90.0 0.0647 0.5776
0.75 102.0 0.5821 0.5448
0.75 246.0 -1.2073 0.4487
0.75 258.0 0.4219 0.458
0.75 282.0 0.8679 0.5335
0.75 294.0 -0.5409 0.4662
0.85 78.0 0.714 0.6355
0.85 90.0 0.1825 0.5189
0.85 102.0 -0.0176 0.4401
0.85 114.0 1.006 0.5289
0.85 126.0 0.156 0.6482
0.85 234.0 0.2717 0.7216
0.85 246.0 -0.1556 0.574
0.85 258.0 0.6666 0.5567
0.85 282.0 0.1396 0.5333
0.85 294.0 0.2843 0.5006
0.95 90.0 -0.8188 0.8647
0.95 102.0 0.2824 0.9722
0.95 114.0 -0.5054 0.876
0.95 126.0 0.8255 1.069
0.95 258.0 0.2174 0.888
0.95 270.0 1.2266 0.9974
0.95 282.0 -0.3067 0.8984
0.95 294.0 -0.5214 0.8155
Created in SINP MSU, CLAS Collaboration