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Measurement E151M1559

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: 0.1032
Q2: 0.0496 GeV2
W: 1415.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8111

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.25 30.0 -2.1163 0.6664 0.1267
0.35 18.0 0.2534 1.1732 0.0334
0.45 30.0 -1.5368 0.8717 0.0943
0.55 138.0 -1.534 1.0307 0.0941
0.55 234.0 1.1992 0.7511 0.0759
0.55 246.0 2.1647 0.5708 0.1294
0.55 258.0 -0.5978 0.9832 0.0459
0.65 114.0 0.1227 1.195 0.0308
0.65 126.0 0.4169 1.2375 0.0386
0.65 138.0 0.0499 1.0135 0.0301
0.65 150.0 0.2582 1.2063 0.0335
0.65 222.0 -1.4029 0.7496 0.0869
0.65 234.0 -1.0011 0.6706 0.0655
0.65 246.0 0.3264 0.6906 0.0355
0.65 258.0 0.1796 0.7959 0.0318
0.75 114.0 1.8767 0.677 0.1132
0.75 126.0 0.3459 0.8564 0.0361
0.75 138.0 1.0724 0.9453 0.0692
0.75 150.0 -0.7432 0.9872 0.0526
0.75 162.0 -0.2583 1.1017 0.0336
0.75 210.0 0.6307 1.0967 0.0474
0.75 222.0 1.0723 0.9263 0.0692
0.75 234.0 1.3155 0.6719 0.0822
0.75 246.0 -0.1644 0.7653 0.0315
0.75 258.0 0.6881 0.8436 0.05
0.75 270.0 -0.5997 0.8881 0.046
0.85 114.0 1.1321 1.1702 0.0723
0.85 126.0 0.6435 1.2531 0.048
0.85 138.0 0.466 1.2288 0.0404
0.85 210.0 -1.4047 0.7911 0.087
0.85 222.0 1.9302 0.513 0.1162
0.85 234.0 -0.1247 0.7367 0.0309
0.85 246.0 -0.3343 0.6673 0.0357
0.85 258.0 0.9271 0.61 0.0617
0.85 270.0 -0.3644 0.7648 0.0367
0.95 234.0 0.1847 0.7328 0.0319
0.95 246.0 0.0267 0.6794 0.03
0.95 258.0 -1.2943 0.6464 0.081
0.25 42.0 -0.6013 0.9867 0.0469
0.35 30.0 0.2188 0.8774 0.0327
0.35 42.0 -0.5797 0.9418 0.0459
0.45 30.0 -0.8202 0.7533 0.0576
0.55 138.0 -1.0279 0.9529 0.0685
0.55 222.0 0.4125 0.7524 0.0389
0.55 234.0 -1.6825 0.7419 0.1052
0.55 246.0 -0.6809 0.8137 0.0507
0.65 126.0 -0.4073 0.6946 0.0387
0.65 138.0 0.89 0.691 0.0612
0.65 150.0 0.377 0.8228 0.0376
0.65 162.0 0.4145 0.8511 0.039
0.65 222.0 -0.8036 0.6572 0.0567
0.65 234.0 0.5326 0.6327 0.0438
0.65 246.0 1.0451 0.6093 0.0695
0.65 258.0 -0.128 0.6493 0.031
0.75 114.0 0.5519 0.8449 0.0447
0.75 126.0 -0.4323 0.5616 0.0396
0.75 138.0 0.2115 0.5652 0.0326
0.75 150.0 0.0828 0.6549 0.0304
0.75 162.0 0.3376 0.8358 0.0362
0.75 222.0 -0.3074 0.6306 0.0352
0.75 234.0 0.1336 0.6164 0.0311
0.75 246.0 0.5164 0.6205 0.0431
0.75 258.0 -0.0523 0.638 0.0302
0.85 114.0 -1.6694 0.7226 0.1045
0.85 138.0 -0.2484 0.691 0.0335
0.85 162.0 -0.2738 0.8751 0.0342
0.85 222.0 0.6031 0.7103 0.047
0.85 234.0 0.3125 0.7429 0.0354
0.85 246.0 0.6886 0.5288 0.051
0.85 258.0 0.7296 0.5369 0.053
0.85 270.0 -0.428 0.7084 0.0395
0.95 102.0 1.3431 0.7785 0.0859
0.95 114.0 0.1147 0.7033 0.0308
0.95 126.0 0.5814 0.6575 0.046
0.95 234.0 0.3489 0.5873 0.0366
0.95 246.0 0.6173 0.6142 0.0476
0.95 258.0 -0.0824 0.6298 0.0304
0.95 270.0 1.2953 0.6803 0.0832
Created in SINP MSU, CLAS Collaboration