CLAS Physics Database

Measurement E151M995

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: 0.6269
Q2: 0.2915 GeV2
W: 1355.0 GeV
Ebeam: 2.999 GeV
ε: 0.9498

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
-0.05 306.0 -1.685 0.4209 0.1268
0.05 54.0 1.1874 0.8421 0.0918
0.05 66.0 0.2988 0.7911 0.0371
0.05 294.0 -0.2002 0.721 0.0334
0.05 306.0 -0.5165 0.5565 0.0482
0.15 54.0 0.3394 0.826 0.0389
0.15 66.0 0.6154 0.6751 0.0541
0.15 294.0 0.5443 0.8026 0.0498
0.15 306.0 -0.9222 0.5172 0.0738
0.25 54.0 -0.5793 0.6465 0.0519
0.25 66.0 0.7851 0.7146 0.0648
0.25 294.0 -0.5363 0.5799 0.0494
0.25 306.0 -0.5036 0.6478 0.0475
0.35 54.0 -0.0083 0.6766 0.03
0.35 66.0 0.2418 0.7455 0.0348
0.35 282.0 0.0655 0.7191 0.0304
0.35 294.0 -0.2837 0.7106 0.0365
0.45 54.0 0.4717 0.8353 0.0457
0.45 90.0 -0.5863 0.7137 0.0523
0.55 78.0 0.6444 0.6933 0.0558
0.55 90.0 0.6302 0.6581 0.055
0.55 102.0 1.2167 0.8037 0.0939
0.55 270.0 1.0626 0.7534 0.0833
0.55 282.0 0.0224 0.6139 0.03
0.65 66.0 -0.1239 0.5972 0.0313
0.65 78.0 0.0781 0.4607 0.0305
0.65 90.0 -0.0525 0.4457 0.0302
0.65 102.0 -0.312 0.4749 0.0377
0.65 114.0 -0.6558 0.598 0.0565
0.65 258.0 -0.0493 0.5576 0.0302
0.65 270.0 0.232 0.4801 0.0345
0.65 282.0 -0.6628 0.3733 0.057
0.65 294.0 -0.7184 0.6293 0.0605
0.75 54.0 -0.0341 0.5913 0.0301
0.75 66.0 -1.0086 0.5447 0.0796
0.75 78.0 0.0636 0.4067 0.0304
0.75 90.0 -0.0508 0.3978 0.0302
0.75 102.0 -0.0188 0.4385 0.03
0.75 114.0 0.5249 0.5479 0.0487
0.75 126.0 -0.3096 0.6872 0.0376
0.75 234.0 -0.1483 0.6332 0.0319
0.75 246.0 1.1516 0.5692 0.0894
0.75 258.0 0.1846 0.4275 0.0329
0.75 270.0 -0.1317 0.3878 0.0315
0.75 282.0 0.6592 0.4783 0.0568
0.75 294.0 0.049 0.4819 0.0302
0.75 306.0 -0.0674 0.5407 0.0304
0.85 42.0 -0.8864 0.5531 0.0714
0.85 54.0 0.2768 0.6051 0.0362
0.85 66.0 -0.9359 0.5402 0.0747
0.85 78.0 0.0674 0.3699 0.0304
0.85 90.0 -0.1304 0.3328 0.0315
0.85 102.0 0.0857 0.401 0.0306
0.85 114.0 0.466 0.4732 0.0454
0.85 126.0 -0.1739 0.5691 0.0326
0.85 138.0 0.0151 0.747 0.03
0.85 210.0 -0.3681 0.584 0.0403
0.85 222.0 -0.0261 0.6072 0.0301
0.85 234.0 1.3736 0.5441 0.1048
0.85 246.0 0.5406 0.4687 0.0496
0.85 258.0 0.3786 0.3916 0.0408
0.85 270.0 0.1241 0.3602 0.0313
0.85 282.0 -0.3477 0.3418 0.0393
0.85 294.0 -0.0985 0.3479 0.0309
0.85 306.0 -0.088 0.3682 0.0307
0.85 318.0 -0.1646 0.5403 0.0323
0.95 66.0 -0.1507 0.6653 0.032
0.95 78.0 0.1335 0.5121 0.0315
0.95 90.0 0.5488 0.5249 0.0501
0.95 102.0 0.2549 0.4552 0.0353
0.95 114.0 0.0899 0.5017 0.0307
0.95 126.0 0.811 0.6434 0.0664
0.95 138.0 -0.4228 0.6291 0.0431
0.95 150.0 -1.2665 0.5037 0.0973
0.95 186.0 0.7496 0.7865 0.0625
0.95 198.0 -0.4655 0.5762 0.0454
0.95 210.0 -0.3264 0.5929 0.0383
0.95 222.0 -0.711 0.4486 0.06
0.95 234.0 -0.6466 0.415 0.056
0.95 246.0 -0.1333 0.4189 0.0315
0.95 258.0 -0.3878 0.3875 0.0413
0.95 270.0 0.7323 0.4575 0.0614
0.95 282.0 -0.5907 0.3383 0.0526
0.95 294.0 0.2942 0.4424 0.0369
0.95 306.0 0.4118 0.4008 0.0425
0.95 318.0 0.3592 0.4935 0.0399
0.95 330.0 0.651 0.5756 0.0562
0.95 342.0 1.4896 0.7155 0.1129