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Measurement E151M409

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: 0.0308
Q2: 0.0291 GeV2
W: 1535.0 GeV
Ebeam: 1.3383 GeV
ε: 0.6788

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.45 18.0 -0.9963 0.6288 0.0671
0.45 30.0 0.3697 1.0453 0.0374
0.45 42.0 0.7822 1.2572 0.0558
0.45 210.0 -0.0141 1.0277 0.03
0.45 222.0 0.71 1.2215 0.0522
0.45 234.0 -0.6268 0.7987 0.0482
0.55 138.0 0.3178 1.1021 0.0356
0.55 150.0 -0.6201 0.9003 0.0479
0.55 210.0 0.0846 0.8874 0.0304
0.55 222.0 0.0569 0.8754 0.0302
0.55 234.0 0.0819 0.7729 0.0304
0.55 246.0 0.7176 1.1944 0.0526
0.65 138.0 -0.439 0.9177 0.04
0.65 162.0 -0.0091 1.0665 0.03
0.65 210.0 3.7467 3.7467 0.2276
0.65 222.0 1.7536 0.988 0.1098
0.65 234.0 0.344 0.8535 0.0365
0.65 246.0 2.1343 1.1523 0.132
0.75 162.0 -1.3252 0.568 0.0853
0.75 210.0 2.13 1.2191 0.1317
0.75 222.0 2.3801 2.3801 0.1464
0.75 234.0 0.4576 0.8428 0.0407
0.75 246.0 -0.4338 0.7217 0.0398
0.85 210.0 1.6033 1.3986 0.1011
0.85 222.0 0.0512 0.7416 0.0302
0.85 234.0 -0.1559 0.6619 0.0314
0.85 246.0 0.6306 0.9317 0.0484
0.95 234.0 3.0422 3.0422 0.1856
0.35 42.0 0.3817 0.6866 0.0382
0.45 30.0 -0.2739 0.6033 0.0345
0.45 42.0 0.1576 0.7108 0.0315
0.45 222.0 0.5579 0.6798 0.0458
0.55 138.0 -1.4392 0.5386 0.094
0.55 150.0 -0.5742 0.5783 0.0465
0.55 234.0 0.2241 0.6111 0.0331
0.65 138.0 -1.8929 0.4701 0.121
0.65 150.0 0.4976 0.6214 0.043
0.65 162.0 0.5733 0.6923 0.0465
0.65 210.0 -0.1469 0.6273 0.0313
0.65 222.0 0.5023 0.6225 0.0432
0.65 234.0 0.7818 0.5918 0.057
0.65 246.0 -0.2694 0.6325 0.0343
0.75 150.0 -0.9262 0.6568 0.0647
0.75 162.0 0.0978 0.6676 0.0306
0.75 210.0 0.5467 0.6415 0.0452
0.75 222.0 -0.1254 0.6411 0.031
0.75 234.0 1.0082 0.5762 0.0693
0.75 246.0 1.1486 0.5636 0.0772
0.85 138.0 1.5957 0.5937 0.1033
0.85 150.0 -1.1036 0.6328 0.0746
0.85 210.0 0.5544 0.6982 0.0456
0.85 222.0 -0.3042 0.6182 0.0354
0.85 234.0 0.7721 0.5744 0.0564
Created in SINP MSU, CLAS Collaboration