CLAS Physics Database

Measurement E151M296

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: 0.1091
Q2: 0.0348 GeV2
W: 1355.0 GeV
Ebeam: 1.3383 GeV
ε: 0.8729

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 42.0 1.6629 0.5296 0.1072
0.25 54.0 -0.0186 0.6285 0.03
0.35 30.0 0.1287 0.5982 0.031
0.35 42.0 0.1324 0.521 0.0311
0.35 54.0 0.202 0.651 0.0325
0.45 18.0 -0.2627 0.584 0.0341
0.45 30.0 0.8634 0.515 0.0613
0.45 42.0 0.8976 0.5416 0.0632
0.55 30.0 -0.0247 0.5776 0.03
0.55 42.0 -0.5748 0.5444 0.0465
0.55 234.0 -0.2547 0.5602 0.0339
0.55 246.0 -0.1951 0.4017 0.0323
0.55 258.0 0.0749 0.4139 0.0304
0.65 114.0 0.6814 0.5768 0.0518
0.65 126.0 0.3071 0.4758 0.0355
0.65 138.0 -0.3365 0.4951 0.0365
0.65 150.0 -0.1553 0.5943 0.0315
0.65 210.0 -0.1964 0.5176 0.0324
0.65 222.0 0.3981 0.4538 0.0388
0.65 234.0 -0.0805 0.3797 0.0304
0.65 246.0 0.0572 0.3316 0.0302
0.65 258.0 -0.3742 0.3949 0.0379
0.65 270.0 0.4856 0.5669 0.0425
0.75 114.0 -0.4161 0.5516 0.0395
0.75 126.0 0.5533 0.4782 0.0455
0.75 138.0 -0.1989 0.3647 0.0324
0.75 150.0 0.5576 0.4258 0.0457
0.75 162.0 -0.9838 0.4415 0.0679
0.75 174.0 0.2512 0.6015 0.0338
0.75 210.0 1.2518 0.5422 0.0831
0.75 222.0 1.0184 0.4331 0.0698
0.75 234.0 -0.2279 0.3483 0.0332
0.75 246.0 0.2009 0.3232 0.0325
0.75 258.0 -0.6938 0.3783 0.0524
0.75 270.0 0.6171 0.4747 0.0486
0.85 114.0 -0.9235 0.52 0.0646
0.85 126.0 1.159 0.5586 0.0778
0.85 138.0 0.3061 0.4446 0.0355
0.85 150.0 0.9598 0.5912 0.0666
0.85 162.0 -0.305 0.5004 0.0354
0.85 174.0 0.5423 0.5865 0.045
0.85 222.0 -0.293 0.4079 0.0351
0.85 234.0 0.6904 0.4096 0.0522
0.85 246.0 0.1976 0.3407 0.0324
0.85 258.0 -0.1801 0.3346 0.032
0.85 270.0 -0.6643 0.372 0.0509
0.95 114.0 -0.4253 0.4715 0.0399
0.95 126.0 -0.2426 0.4462 0.0336
0.95 138.0 -0.2464 0.5129 0.0337
0.95 222.0 0.7222 0.3894 0.0538
0.95 234.0 -0.0312 0.4272 0.0301
0.95 246.0 0.4602 0.4814 0.0414
0.95 258.0 -0.2661 0.391 0.0342
0.15 42.0 0.2737 0.9589 0.0342
0.25 42.0 -0.7505 0.6681 0.0542
0.35 30.0 0.3708 0.9434 0.0374
0.35 42.0 0.2328 0.9557 0.0331
0.45 18.0 0.787 1.1039 0.0561
0.45 30.0 0.4039 0.8129 0.0386
0.45 42.0 1.0682 0.9115 0.071
0.55 42.0 0.7384 0.9544 0.0536
0.55 138.0 0.3212 1.2076 0.0357
0.55 234.0 0.4931 0.8916 0.0422
0.55 246.0 0.5161 0.761 0.0432
0.55 258.0 1.0468 0.8256 0.0698
0.65 114.0 2.2183 1.1477 0.1369
0.65 126.0 -1.3182 0.5493 0.0849
0.65 138.0 0.1554 0.7613 0.0314
0.65 150.0 2.308 2.308 0.1422
0.65 162.0 0.2791 0.8414 0.0344
0.65 210.0 -0.8623 0.5297 0.06
0.65 222.0 -0.3602 0.6186 0.037
0.65 234.0 -0.3779 0.4945 0.0377
0.65 246.0 -0.2501 0.4298 0.0336
0.65 258.0 -0.6919 0.4597 0.0513
0.65 270.0 -0.0992 0.7646 0.0306
0.75 114.0 -0.9114 0.5381 0.0625
0.75 126.0 0.7372 0.8351 0.0536
0.75 138.0 -0.8208 0.4371 0.0578
0.75 150.0 -0.5166 0.6496 0.0432
0.75 162.0 -0.1904 0.6155 0.0321
0.75 210.0 -0.4702 0.662 0.0413
0.75 222.0 0.2197 0.6873 0.0328
0.75 234.0 -0.5458 0.3829 0.0445
0.75 246.0 0.1642 0.477 0.0316
0.75 258.0 0.0788 0.5311 0.0304
0.75 270.0 0.3512 0.6688 0.0367
0.85 126.0 -0.4472 0.6463 0.0403
0.85 138.0 0.0917 0.7351 0.0305
0.85 150.0 -0.6319 0.6722 0.0485
0.85 162.0 0.3044 0.9208 0.0352
0.85 174.0 -0.8224 0.6384 0.0579
0.85 210.0 0.9646 1.0051 0.0654
0.85 222.0 -0.0754 0.6613 0.0303
0.85 234.0 0.4548 0.5545 0.0406
0.85 246.0 0.3568 0.5497 0.0369
0.85 258.0 -0.3551 0.3899 0.0368
0.85 270.0 0.1312 0.6447 0.031
0.95 126.0 -0.2178 0.6942 0.0327
0.95 138.0 -0.033 0.8202 0.0301
0.95 222.0 -0.0678 0.7494 0.0303
0.95 234.0 0.1164 0.7459 0.0308
0.95 246.0 0.2064 0.6383 0.0325
0.95 258.0 0.0632 0.5643 0.0302