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Measurement E151M1836

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: 0.1395
Q2: 0.101 GeV2
W: 1505.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8662

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.15 294.0 0.7079 0.7481 0.0523
0.25 54.0 -0.6091 0.6819 0.0476
0.25 66.0 -1.2523 0.6813 0.0816
0.25 78.0 -0.2501 0.7315 0.0336
0.25 282.0 -0.2808 0.7174 0.0345
0.25 294.0 0.4918 0.6329 0.0423
0.25 306.0 -1.0862 0.6879 0.0723
0.35 66.0 0.2013 0.6955 0.0324
0.35 78.0 -1.3293 0.614 0.086
0.35 270.0 -1.3973 0.6568 0.0898
0.35 282.0 -0.3473 0.6061 0.0366
0.35 294.0 0.599 0.5143 0.0471
0.45 66.0 -1.0094 0.6687 0.0681
0.45 78.0 -0.5822 0.5699 0.0463
0.45 90.0 -0.1271 0.7604 0.031
0.45 114.0 -0.4701 0.7795 0.0414
0.45 258.0 -1.0201 0.7316 0.0687
0.45 270.0 -0.1965 0.6739 0.0323
0.45 282.0 -0.4162 0.5905 0.0392
0.45 294.0 0.4787 0.5777 0.0417
0.55 66.0 -0.635 0.8152 0.0488
0.55 78.0 -0.1973 0.5911 0.0323
0.55 90.0 -1.246 0.7426 0.0812
0.55 102.0 0.2474 0.8035 0.0335
0.55 114.0 -0.3309 0.6075 0.0361
0.55 126.0 -0.4322 0.7095 0.0398
0.55 222.0 -0.5003 0.6948 0.0427
0.55 234.0 -0.4545 0.7197 0.0407
0.55 246.0 0.8273 0.6958 0.0584
0.55 258.0 0.5489 0.7033 0.0448
0.55 270.0 -0.4249 0.5849 0.0395
0.55 282.0 0.5376 0.5672 0.0443
0.55 294.0 1.6594 0.6713 0.1049
0.65 54.0 -0.5805 0.6349 0.0462
0.65 66.0 -0.7302 0.6665 0.0535
0.65 102.0 -0.1437 0.5782 0.0312
0.65 114.0 0.2022 0.5556 0.0324
0.65 126.0 0.1525 0.5881 0.0314
0.65 138.0 0.2028 0.7491 0.0324
0.65 150.0 -0.4148 0.6813 0.0391
0.65 210.0 -0.2917 0.6493 0.0348
0.65 222.0 0.3688 0.6894 0.0374
0.65 234.0 -1.1519 0.5995 0.076
0.65 246.0 0.4356 0.6087 0.04
0.65 258.0 -1.23 0.7349 0.0803
0.65 270.0 1.0382 0.6235 0.0697
0.65 282.0 0.8147 0.7789 0.0578
0.65 294.0 -0.1374 0.6104 0.0311
0.65 306.0 0.1619 0.6261 0.0316
0.75 102.0 0.3165 0.7148 0.0356
0.75 114.0 0.1117 0.5847 0.0308
0.75 126.0 0.5975 0.5078 0.047
0.75 138.0 -1.0496 0.5945 0.0703
0.75 150.0 0.8156 0.7246 0.0578
0.75 198.0 -0.3053 0.726 0.0352
0.75 210.0 -0.8565 0.5216 0.0599
0.75 222.0 0.2651 0.5106 0.034
0.75 234.0 -0.7955 0.6439 0.0568
0.75 246.0 0.0088 0.4271 0.03
0.75 258.0 -0.5248 0.6526 0.0437
0.75 294.0 -0.9917 0.5828 0.0672
0.85 90.0 0.33 0.6219 0.0361
0.85 102.0 0.4088 0.6368 0.0389
0.85 114.0 0.0545 0.6986 0.0302
0.85 126.0 0.6237 0.7162 0.0483
0.85 138.0 0.2516 0.6743 0.0337
0.85 198.0 -0.4055 0.6878 0.0388
0.85 210.0 -0.8733 0.5512 0.0608
0.85 222.0 -0.1118 0.584 0.0308
0.85 234.0 -0.3122 0.4663 0.0355
0.85 246.0 0.0247 0.4588 0.03
0.85 258.0 -0.511 0.5901 0.0431
0.95 102.0 -0.2887 0.6815 0.0347
0.95 114.0 0.3651 0.6865 0.0373
0.95 126.0 0.6406 0.7067 0.0491
0.95 222.0 -0.3066 0.5433 0.0353
0.95 234.0 -0.5808 0.5447 0.0462
0.95 246.0 -0.3633 0.495 0.0372
0.95 258.0 -1.1041 0.4344 0.0733
Created in SINP MSU, CLAS Collaboration