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Measurement E151M2337

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: 0.1937
Q2: 0.2915 GeV2
W: 1655.0 GeV
Ebeam: 2.999 GeV
ε: 0.8724

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.35 270.0 0.0875 0.8225 0.0307
0.45 102.0 0.8641 0.7589 0.0695
0.45 270.0 0.6724 0.835 0.0572
0.45 282.0 -0.5503 0.8822 0.0499
0.55 90.0 0.055 0.8574 0.0303
0.55 102.0 -0.9018 0.9403 0.0719
0.55 114.0 0.4604 0.8196 0.0449
0.55 126.0 1.3068 0.9178 0.0994
0.65 90.0 -0.6073 0.8149 0.0533
0.65 102.0 1.1768 0.8144 0.0905
0.65 114.0 -0.383 0.7593 0.0409
0.65 126.0 -1.3578 0.7432 0.1029
0.65 198.0 -2.2406 0.7566 0.1652
0.65 210.0 1.1628 1.0415 0.0895
0.65 222.0 0.237 0.916 0.0346
0.65 234.0 -0.0476 0.8796 0.0302
0.65 294.0 -0.4654 0.7279 0.0452
0.65 306.0 -0.772 0.8406 0.0635
0.75 66.0 -0.4974 0.9709 0.0469
0.75 78.0 0.1109 0.741 0.0311
0.75 102.0 -0.2122 0.7569 0.0337
0.75 114.0 -0.5667 0.6942 0.0509
0.75 126.0 -1.0182 0.9659 0.0797
0.75 138.0 -2.4399 0.8546 0.1794
0.75 198.0 0.0925 0.9875 0.0307
0.75 210.0 -0.2354 0.8461 0.0345
0.75 222.0 0.0522 0.8177 0.0302
0.75 234.0 0.6726 0.8422 0.0573
0.75 246.0 -0.0882 0.8965 0.0307
0.75 258.0 -0.6713 0.9094 0.0572
0.75 282.0 -1.5976 0.8534 0.1197
0.75 294.0 0.2376 0.8191 0.0346
0.85 66.0 0.494 0.7153 0.0467
0.85 78.0 -0.4315 0.5849 0.0433
0.85 90.0 0.0087 0.6084 0.03
0.85 102.0 -1.1083 0.8642 0.0858
0.85 114.0 0.8419 0.9552 0.068
0.85 186.0 -0.2681 0.948 0.0357
0.85 198.0 -0.4085 0.6953 0.0422
0.85 210.0 -0.4149 0.6497 0.0425
0.85 222.0 0.6682 0.7242 0.057
0.85 234.0 0.4186 0.6482 0.0427
0.85 246.0 -0.0612 0.5391 0.0303
0.85 258.0 0.6816 0.6346 0.0578
0.85 270.0 0.6885 0.8789 0.0582
0.95 78.0 0.74 0.8143 0.0615
0.95 90.0 -0.3786 0.7855 0.0407
0.95 186.0 0.3623 0.8961 0.0399
0.95 198.0 -0.1281 0.8296 0.0314
0.95 210.0 0.4925 0.8202 0.0466
0.95 222.0 0.0892 0.7781 0.0307
0.95 234.0 -0.0255 0.7241 0.0301
0.95 246.0 -0.3501 0.564 0.0393
0.95 258.0 -0.8001 0.615 0.0653
0.95 270.0 -1.0724 0.5939 0.0833
0.95 282.0 0.7181 0.653 0.0601
0.95 294.0 -1.5298 0.6178 0.1149
Created in SINP MSU, CLAS Collaboration