CLAS Physics Database

Measurement E151M1460

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: 0.1702
Q2: 0.0291 GeV2
W: 1265.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9299

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty syst. uncert.
0.15 30.0 0.5337 0.7918 0.0432
0.15 42.0 -0.7657 0.4286 0.0555
0.25 30.0 0.6922 0.5147 0.0514
0.25 42.0 -0.2545 0.3954 0.0338
0.25 54.0 -0.5711 0.384 0.0481
0.35 30.0 -0.8269 0.458 0.0595
0.45 42.0 0.3168 0.6852 0.0352
0.45 270.0 -1.1798 0.521 0.0749
0.45 282.0 -1.0794 0.6914 0.0696
0.55 234.0 0.1629 0.9534 0.0315
0.55 246.0 0.0196 0.5894 0.03
0.55 258.0 0.6134 0.5308 0.0466
0.55 270.0 -0.0982 0.4602 0.0305
0.55 282.0 1.4953 0.4497 0.092
0.65 126.0 -0.6262 0.9366 0.0472
0.65 138.0 -1.6497 0.5257 0.1005
0.65 222.0 1.0978 0.6257 0.0705
0.65 234.0 -1.2603 0.5228 0.0792
0.65 246.0 0.1178 0.4674 0.0308
0.65 258.0 0.6171 0.4544 0.0468
0.65 270.0 -0.2157 0.4715 0.0325
0.65 282.0 0.2761 0.5994 0.034
0.75 126.0 1.361 0.5492 0.0846
0.75 138.0 0.2198 0.5907 0.0326
0.75 150.0 0.3317 0.6721 0.0357
0.75 162.0 0.0386 0.7097 0.0301
0.75 174.0 -0.5601 0.7637 0.0443
0.75 186.0 0.1259 0.8337 0.0309
0.75 198.0 1.4096 0.6328 0.0873
0.75 210.0 -0.3676 0.8313 0.0368
0.75 222.0 -0.4075 0.6369 0.0382
0.75 234.0 0.4599 0.4572 0.0402
0.75 246.0 0.8115 0.3874 0.0559
0.75 258.0 0.4333 0.3971 0.0392
0.75 270.0 0.8727 0.3912 0.059
0.75 282.0 -0.1575 0.6283 0.0314
0.85 114.0 0.1542 0.817 0.0313
0.85 126.0 -1.5289 0.5215 0.0938
0.85 138.0 0.24 0.599 0.0331
0.85 150.0 -0.7213 0.4932 0.0516
0.85 162.0 0.3963 0.5712 0.0378
0.85 174.0 0.679 0.5034 0.0496
0.85 186.0 -0.2947 0.6289 0.0345
0.85 198.0 -1.0938 0.6479 0.0703
0.85 210.0 0.1862 0.8627 0.0319
0.85 222.0 -0.5302 0.6141 0.043
0.85 234.0 -0.3142 0.501 0.0351
0.85 246.0 -0.3499 0.4232 0.0362
0.85 258.0 0.349 0.3755 0.0362
0.85 270.0 -0.2715 0.5385 0.0339
0.95 138.0 0.9986 0.6743 0.0654
0.95 150.0 -0.4472 0.7785 0.0397
0.95 162.0 -0.1103 0.7963 0.0307
0.95 174.0 0.4727 0.6855 0.0407
0.95 246.0 0.1759 0.5939 0.0317
0.95 258.0 -0.3295 0.68 0.0356
0.35 42.0 0.1726 0.5413 0.0317
0.45 30.0 0.1794 0.6408 0.0319
0.45 42.0 0.2286 0.5424 0.033
0.45 258.0 0.2445 0.6698 0.0334
0.45 270.0 -0.9445 0.5321 0.0641
0.55 246.0 -0.2892 0.4904 0.0346
0.55 258.0 0.0015 0.3949 0.03
0.55 270.0 0.2666 0.3805 0.034
0.55 282.0 -0.2079 0.5454 0.0325
0.65 126.0 -0.1034 0.5614 0.0306
0.65 138.0 0.2476 0.6902 0.0335
0.65 150.0 0.4965 0.6981 0.0423
0.65 222.0 -0.3707 0.7091 0.0373
0.65 234.0 0.3147 0.4333 0.0354
0.65 246.0 -0.0308 0.3669 0.0301
0.65 258.0 -0.0472 0.3258 0.0301
0.65 270.0 0.4135 0.3225 0.0389
0.65 282.0 0.8985 0.5563 0.0616
0.75 114.0 0.2996 0.6565 0.035
0.75 126.0 -0.2334 0.4814 0.0331
0.75 138.0 0.6984 0.4911 0.0515
0.75 150.0 0.11 0.4076 0.0307
0.75 162.0 -0.1475 0.4944 0.0313
0.75 174.0 0.7419 0.4988 0.0536
0.75 186.0 0.7152 0.546 0.0523
0.75 210.0 1.0367 0.6168 0.069
0.75 222.0 -0.4135 0.4881 0.0389
0.75 234.0 -0.1272 0.3932 0.031
0.75 246.0 0.4424 0.3117 0.04
0.75 258.0 -0.1157 0.271 0.0308
0.75 270.0 0.3312 0.3497 0.036
0.75 282.0 0.1704 0.4647 0.0317
0.85 114.0 -0.7713 0.6318 0.0551
0.85 126.0 -0.0454 0.4815 0.0301
0.85 138.0 -0.0855 0.4336 0.0304
0.85 150.0 0.3957 0.4195 0.0382
0.85 162.0 0.4512 0.4272 0.0404
0.85 174.0 -0.467 0.4328 0.041
0.85 186.0 0.8214 0.525 0.0576
0.85 198.0 1.0718 0.517 0.0709
0.85 210.0 1.0325 0.5687 0.0688
0.85 222.0 -0.4141 0.4502 0.0389
0.85 234.0 -0.4272 0.3897 0.0394
0.85 246.0 0.2871 0.3255 0.0346
0.85 258.0 -0.1169 0.3241 0.0308
0.85 270.0 0.0589 0.4379 0.0302
0.95 222.0 0.915 0.6216 0.0625
0.95 234.0 1.3666 0.4553 0.0872
0.95 246.0 -0.9942 0.459 0.0667