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Measurement E151M1861

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: 0.0481
Q2: 0.0415 GeV2
W: 1565.0 GeV
Ebeam: 1.9889 GeV
ε: 0.852

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.35 18.0 -1.0188 0.9244
0.35 66.0 0.2878 0.916
0.35 78.0 -0.8123 0.7294
0.35 90.0 -1.087 0.8924
0.35 270.0 -0.434 0.8248
0.35 282.0 -0.7704 0.75
0.35 294.0 -0.1799 0.9554
0.45 18.0 -0.7611 0.906
0.45 66.0 0.683 0.9146
0.45 78.0 0.321 0.7339
0.45 90.0 -1.1503 0.8177
0.45 126.0 1.13 0.9204
0.45 138.0 0.2918 0.9667
0.45 246.0 -1.8577 0.7844
0.45 258.0 -1.1727 0.6709
0.45 270.0 -0.3271 0.6086
0.45 282.0 0.448 0.6647
0.55 78.0 0.1549 0.8512
0.55 90.0 0.491 0.7949
0.55 114.0 -0.731 0.7515
0.55 126.0 0.8841 0.7822
0.55 138.0 -0.4926 0.8815
0.55 150.0 2.1435 0.753
0.55 198.0 0.2046 0.854
0.55 210.0 0.7333 0.7872
0.55 222.0 0.4565 0.8946
0.55 234.0 -0.4288 0.8816
0.55 246.0 -0.3311 0.816
0.55 258.0 0.6118 0.8471
0.55 270.0 -0.0437 0.5702
0.55 282.0 0.2083 0.6392
0.55 294.0 0.0213 0.8998
0.65 78.0 -1.2638 0.7385
0.65 90.0 1.1775 0.7959
0.65 102.0 -0.7262 0.887
0.65 114.0 -0.1488 0.7868
0.65 126.0 -0.0494 0.5878
0.65 138.0 0.302 0.6979
0.65 150.0 -2.2774 0.7277
0.65 198.0 -1.0839 0.7358
0.65 210.0 1.0756 0.7434
0.65 222.0 0.0345 0.6165
0.65 234.0 -0.6714 0.801
0.65 246.0 0.6209 0.7938
0.65 258.0 0.7912 0.7692
0.65 270.0 -0.9736 0.8001
0.65 282.0 0.1401 0.7256
0.65 294.0 -1.6474 0.7105
0.75 66.0 0.8529 0.6911
0.75 78.0 -1.2649 0.6738
0.75 90.0 -1.7296 0.6821
0.75 114.0 -0.8633 0.891
0.75 126.0 -1.1739 0.7847
0.75 138.0 -0.0893 0.6843
0.75 150.0 0.3162 0.8972
0.75 186.0 0.7006 0.9418
0.75 198.0 1.1028 0.7375
0.75 210.0 -0.0615 0.6721
0.75 222.0 -0.7984 0.6553
0.75 234.0 -0.1496 0.6334
0.75 246.0 -0.451 0.8018
0.75 258.0 -0.786 0.8024
0.75 270.0 1.3844 0.6024
0.75 282.0 0.7574 0.4887
0.75 294.0 0.3293 0.7641
0.85 102.0 1.4659 0.6563
0.85 114.0 -0.0888 0.6776
0.85 126.0 0.3775 0.9151
0.85 186.0 -0.8528 0.8888
0.85 198.0 0.8208 0.8867
0.85 210.0 -0.4356 0.5947
0.85 222.0 -0.4329 0.6244
0.85 234.0 1.1474 0.5517
0.85 246.0 -1.6439 0.6377
Created in SINP MSU, CLAS Collaboration