CLAS Physics Database

Measurement E151M777

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: 0.1938
Q2: 0.0593 GeV2
W: 1355.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9565

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 54.0 -0.9404 1.0815 0.0918
0.25 66.0 0.0328 0.4186 0.0477
0.25 78.0 -0.2763 0.4363 0.0785
0.25 294.0 -0.4851 0.3643 0.045
0.25 306.0 -0.4299 0.4233 0.0423
0.35 66.0 0.1399 0.3953 0.0588
0.35 78.0 -0.0613 0.3817 0.0307
0.35 282.0 -0.2611 0.4096 0.0413
0.35 294.0 -0.0778 0.3505 0.0393
0.35 306.0 -0.6435 0.3717 0.0599
0.45 66.0 0.4017 0.3717 0.042
0.45 78.0 0.0711 0.3316 0.0309
0.45 90.0 -0.5909 0.413 0.0709
0.45 270.0 0.0176 0.4901 0.0479
0.45 282.0 -0.0131 0.3826 0.0558
0.45 294.0 0.1854 0.3221 0.0336
0.45 306.0 -0.7804 0.3968 0.0776
0.55 66.0 -0.2049 0.368 0.0491
0.55 78.0 0.3879 0.3708 0.0465
0.55 90.0 0.3582 0.4394 0.0391
0.55 102.0 -0.7362 0.4969 0.0569
0.55 114.0 0.1348 0.6188 0.0313
0.55 246.0 0.7143 0.7113 0.0557
0.55 258.0 0.039 0.5175 0.0454
0.55 270.0 0.0176 0.4517 0.0302
0.55 282.0 -0.2677 0.3661 0.0395
0.55 294.0 -0.2465 0.3635 0.035
0.65 66.0 0.0081 0.5075 0.0646
0.65 78.0 -0.4481 0.406 0.0435
0.65 90.0 0.159 0.5986 0.0318
0.65 102.0 -0.1074 0.4322 0.0377
0.65 114.0 0.164 0.4113 0.0418
0.65 126.0 0.2143 0.4562 0.0596
0.65 138.0 -0.5242 0.6247 0.0456
0.65 222.0 0.7886 1.2108 0.0787
0.65 234.0 -0.1339 0.4869 0.0654
0.65 246.0 -0.0903 0.4014 0.0419
0.65 258.0 -0.28 0.4019 0.0427
0.65 270.0 -0.9293 0.3675 0.0756
0.75 90.0 2.3456 1.3626 0.2186
0.75 102.0 1.097 1.1013 0.1056
0.75 114.0 -0.8197 0.7971 0.0814
0.75 126.0 0.926 0.876 0.0906
0.75 138.0 0.3349 1.0554 0.0431
0.75 150.0 0.6673 1.2932 0.0685
0.75 198.0 1.459 1.4306 0.138
0.75 222.0 -0.0477 1.1535 0.0303
0.75 234.0 0.1571 0.9234 0.0333
0.75 246.0 0.0815 0.7193 0.0309
0.75 258.0 0.0457 0.7613 0.0303
0.75 270.0 -0.4594 0.8111 0.0519
0.85 102.0 2.5948 1.4871 0.2414
0.85 114.0 -0.0143 1.1707 0.03
0.85 126.0 -1.5301 0.9277 0.1444
0.85 138.0 1.3346 1.1527 0.1268
0.85 150.0 -1.2634 1.4095 0.1204
0.85 162.0 1.3313 1.7439 0.1265
0.85 198.0 -0.234 1.5289 0.037
0.85 210.0 1.2014 1.4155 0.1149
0.85 222.0 0.3179 1.0237 0.042
0.85 234.0 -0.9246 0.8734 0.0905
0.85 246.0 -0.0583 0.7534 0.0305
0.85 258.0 -0.5439 0.6826 0.0585
0.85 270.0 -0.7414 0.8432 0.0747
0.95 126.0 4.2985 4.7448 0.3979
0.95 210.0 -3.2457 3.4686 0.3011
0.95 222.0 0.9226 3.8895 0.0903
0.95 234.0 4.355 3.2209 0.4031
0.95 246.0 0.0447 3.4544 0.0303
0.95 258.0 -0.8907 3.5363 0.0875
0.65 282.0 -0.3905 0.5283 0.0395
0.75 90.0 0.1168 0.6769 0.031
0.75 102.0 0.2649 0.441 0.0347
0.75 114.0 -0.3602 0.3656 0.0382
0.75 126.0 -0.2959 0.4451 0.0357
0.75 138.0 -0.7047 0.4521 0.0551
0.75 150.0 0.3016 0.6722 0.0359
0.75 210.0 -0.5016 0.6129 0.0445
0.75 222.0 0.6419 0.5195 0.0517
0.75 234.0 -0.3833 0.4552 0.0392
0.75 246.0 0.3001 0.402 0.0359
0.75 258.0 0.2879 0.412 0.0355
0.75 270.0 -0.7583 0.4527 0.0581
0.85 102.0 0.559 0.6497 0.0474
0.85 114.0 0.552 0.4657 0.047
0.85 126.0 0.0405 0.4828 0.0301
0.85 138.0 0.3886 0.603 0.0394
0.85 150.0 0.2759 0.6061 0.035
0.85 162.0 0.0631 0.7873 0.0303
0.85 210.0 -0.3462 0.6267 0.0376
0.85 222.0 0.6264 0.5152 0.0509
0.85 234.0 0.2895 0.4601 0.0355
0.85 246.0 0.814 0.4272 0.0613
0.85 258.0 -1.0 0.3769 0.0722
0.85 270.0 -0.3171 0.4005 0.0365
0.95 138.0 0.3498 1.1794 0.0378
0.95 198.0 0.8485 1.2774 0.0632
0.95 210.0 2.2629 1.2496 0.1515
0.95 222.0 0.4567 1.0231 0.0424
0.95 234.0 0.5523 1.0129 0.047
0.95 246.0 1.8671 0.9252 0.1261
0.95 258.0 1.1469 0.9781 0.081