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Measurement E151M1268

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: 0.099
Q2: 0.0171 GeV2
W: 1265.0 GeV
Ebeam: 1.0539 GeV
ε: 0.8899

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 42.0 -0.1679 0.5358 0.0355
0.25 54.0 -0.0058 0.5257 0.03
0.35 30.0 0.1937 0.7399 0.0371
0.35 42.0 -0.0482 0.5585 0.0305
0.35 54.0 0.1655 0.604 0.0353
0.35 66.0 -0.991 0.7481 0.1157
0.45 30.0 0.0246 0.5345 0.0301
0.45 42.0 -0.2163 0.4967 0.0387
0.45 54.0 -0.5419 0.5838 0.0681
0.45 258.0 0.1577 0.4984 0.0349
0.45 270.0 -0.1771 0.4884 0.036
0.55 30.0 -0.9435 0.7032 0.1106
0.55 42.0 -0.5178 0.5741 0.0657
0.55 54.0 -0.0474 0.5862 0.0305
0.55 234.0 -1.0648 0.5024 0.1238
0.55 246.0 0.0154 0.3721 0.0301
0.55 258.0 -0.2695 0.3484 0.0427
0.55 270.0 -0.1101 0.3752 0.0325
0.55 282.0 0.626 0.5869 0.0767
0.65 138.0 -1.1359 0.6839 0.1316
0.65 150.0 0.098 0.5331 0.032
0.65 162.0 0.6193 0.6191 0.076
0.65 174.0 0.5597 0.5704 0.0699
0.65 186.0 0.1734 0.7016 0.0358
0.65 222.0 -0.5631 0.5559 0.0702
0.65 234.0 1.2795 0.3358 0.1474
0.65 246.0 0.0061 0.289 0.03
0.65 258.0 0.2427 0.2965 0.0406
0.65 270.0 -0.0675 0.3659 0.031
0.65 282.0 0.94 0.594 0.1102
0.75 138.0 -0.0922 0.5354 0.0318
0.75 150.0 0.851 0.4233 0.1006
0.75 162.0 0.1565 0.4308 0.0348
0.75 174.0 0.2598 0.3947 0.0419
0.75 186.0 1.2773 0.3892 0.1472
0.75 198.0 0.1625 0.5204 0.0352
0.75 210.0 0.4649 0.6133 0.0604
0.75 222.0 0.1805 0.4313 0.0363
0.75 234.0 0.4301 0.3673 0.057
0.75 246.0 0.2829 0.3022 0.0438
0.75 258.0 0.0513 0.2951 0.0306
0.75 270.0 0.0174 0.3436 0.0301
0.75 282.0 -1.0388 0.4648 0.1209
0.85 138.0 0.3042 0.5767 0.0456
0.85 150.0 0.2326 0.5336 0.0399
0.85 162.0 0.1776 0.4317 0.0361
0.85 174.0 0.5096 0.4538 0.0648
0.85 186.0 0.4462 0.5044 0.0586
0.85 198.0 -0.0882 0.5463 0.0316
0.85 210.0 0.0542 0.5632 0.0306
0.85 222.0 0.6176 0.4861 0.0758
0.85 234.0 -0.6558 0.3762 0.0798
0.85 246.0 1.0559 0.2928 0.1228
0.85 258.0 0.3535 0.3667 0.0499
0.85 270.0 0.178 0.4478 0.0361
Created in SINP MSU, CLAS Collaboration