CLAS Physics Database

Measurement E151M1332

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: 0.0509
Q2: 0.0171 GeV2
W: 1355.0 GeV
Ebeam: 1.0539 GeV
ε: 0.7967

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 42.0 0.359 0.7527 0.0504
0.25 54.0 -1.3492 0.9301 0.1551
0.35 30.0 1.3693 0.7672 0.1573
0.35 42.0 -0.085 0.6268 0.0315
0.35 54.0 -0.2773 0.705 0.0433
0.35 66.0 0.031 0.9666 0.0302
0.45 18.0 -1.8516 0.7776 0.211
0.45 30.0 0.7621 0.6644 0.091
0.45 42.0 0.902 0.5698 0.1061
0.45 54.0 0.2311 0.6586 0.0397
0.45 66.0 -3.0673 3.0673 0.3473
0.45 234.0 -0.8311 0.8277 0.0984
0.45 246.0 -0.7203 0.737 0.0866
0.55 18.0 -2.3069 0.6515 0.2619
0.55 30.0 -0.7441 0.5888 0.0891
0.55 42.0 0.2902 0.4817 0.0444
0.55 54.0 -0.2148 0.573 0.0386
0.55 66.0 0.1936 1.016 0.0371
0.55 150.0 1.1565 0.9598 0.1338
0.55 162.0 -0.8427 0.9942 0.0997
0.55 222.0 -1.2523 0.6943 0.1444
0.55 234.0 0.9814 0.4974 0.1147
0.55 246.0 0.5645 0.5378 0.0704
0.55 258.0 0.6515 0.6017 0.0794
0.55 270.0 0.0713 0.7727 0.0311
0.65 42.0 1.4637 0.9068 0.1678
0.65 54.0 -0.1534 0.8002 0.0346
0.65 138.0 1.2754 0.8348 0.1469
0.65 150.0 -0.2337 0.6917 0.0399
0.65 162.0 -0.0166 0.7323 0.0301
0.65 174.0 0.6395 0.7952 0.0781
0.65 210.0 -0.8375 0.7458 0.0991
0.65 222.0 -1.2155 0.5332 0.1403
0.65 234.0 -0.1286 0.5148 0.0333
0.65 246.0 -0.1844 0.4302 0.0365
0.65 258.0 0.7932 0.4973 0.0944
0.65 270.0 0.5548 0.7232 0.0694
0.75 138.0 0.3596 0.7031 0.0505
0.75 150.0 -0.2763 0.6359 0.0433
0.75 162.0 1.1579 0.6651 0.134
0.75 174.0 -1.0174 0.894 0.1186
0.75 186.0 0.2274 0.8117 0.0395
0.75 210.0 -0.1545 0.7805 0.0347
0.75 222.0 -0.9873 0.6009 0.1153
0.75 234.0 0.4095 0.5066 0.0551
0.75 246.0 0.347 0.4618 0.0493
0.75 258.0 0.3874 0.5084 0.053
0.75 270.0 -0.2208 0.7461 0.039
0.85 126.0 -0.5879 0.8789 0.0728
0.85 138.0 0.802 0.7959 0.0953
0.85 150.0 1.0752 0.9043 0.1249
0.85 174.0 -0.4545 0.8823 0.0594
0.85 222.0 0.6642 0.5184 0.0807
0.85 234.0 0.2102 0.4705 0.0382
0.85 246.0 -0.5163 0.4671 0.0655
0.85 258.0 -0.5172 0.521 0.0656
0.85 270.0 0.2137 0.6554 0.0385