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Measurement E151M616

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: 0.1841
Q2: 0.1435 GeV2
W: 1505.0 GeV
Ebeam: 1.9889 GeV
ε: 0.8508

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 54.0 -0.172 0.6795 0.0318
0.25 66.0 -0.096 0.668 0.0306
0.25 78.0 0.5736 0.603 0.0462
0.25 282.0 -0.1956 0.6258 0.0323
0.25 294.0 -0.3532 0.5236 0.037
0.35 66.0 0.0335 0.6702 0.0301
0.35 78.0 0.1991 0.5974 0.0324
0.35 270.0 0.616 0.7152 0.0482
0.35 282.0 0.5496 0.5943 0.0451
0.35 294.0 -0.7384 0.5179 0.0542
0.35 306.0 0.3335 0.688 0.0363
0.45 66.0 -0.0196 0.6829 0.03
0.45 78.0 0.4973 0.6053 0.0427
0.45 270.0 -0.5996 0.5033 0.0474
0.45 282.0 0.5718 0.5226 0.0461
0.45 294.0 -0.4754 0.487 0.0418
0.55 66.0 0.0579 0.6759 0.0302
0.55 78.0 -1.3553 0.5123 0.0882
0.55 102.0 0.0736 0.7372 0.0303
0.55 114.0 -1.1445 0.4616 0.0762
0.55 126.0 0.0286 0.6872 0.0301
0.55 270.0 0.3439 0.6764 0.0366
0.55 282.0 -0.3405 0.5531 0.0365
0.55 306.0 -0.225 0.5822 0.033
0.65 102.0 0.1055 0.5713 0.0307
0.65 114.0 -0.847 0.4276 0.0599
0.65 126.0 -0.7292 0.4792 0.0538
0.65 138.0 -0.7617 0.5364 0.0554
0.65 210.0 -0.2224 0.632 0.0329
0.65 222.0 0.8888 0.6132 0.0621
0.65 234.0 1.1355 0.5627 0.0757
0.65 246.0 0.5509 0.6073 0.0451
0.65 294.0 -0.2057 0.4751 0.0325
0.65 306.0 0.8662 0.659 0.0609
0.75 102.0 0.1711 0.4922 0.0318
0.75 114.0 0.2656 0.5318 0.0341
0.75 126.0 -0.4755 0.4221 0.0418
0.75 138.0 -0.7899 0.5214 0.0569
0.75 210.0 0.3228 0.5373 0.0359
0.75 222.0 0.4123 0.5444 0.0392
0.75 234.0 -0.2019 0.4455 0.0324
0.75 246.0 0.4922 0.4679 0.0425
0.75 258.0 1.2276 0.5799 0.0809
0.75 294.0 0.3268 0.5433 0.036
0.85 78.0 -0.042 0.6196 0.0301
0.85 90.0 -0.5144 0.5145 0.0435
0.85 114.0 -0.4813 0.6395 0.042
0.85 126.0 -0.4079 0.4813 0.039
0.85 138.0 -1.2041 0.4394 0.0795
0.85 198.0 0.1676 0.6376 0.0317
0.85 210.0 -0.4015 0.5545 0.0388
0.85 222.0 0.4313 0.5384 0.0399
0.85 234.0 0.2524 0.4706 0.0337
0.85 246.0 0.9016 0.4322 0.0628
0.85 258.0 -0.1586 0.4201 0.0315
0.85 270.0 0.6753 0.5854 0.051
0.95 222.0 1.1042 0.5835 0.0739
0.95 234.0 -0.0908 0.4859 0.0305
0.95 246.0 0.4632 0.473 0.0413
0.95 258.0 1.2582 0.5342 0.0826
0.95 270.0 0.0212 0.4917 0.03
Created in SINP MSU, CLAS Collaboration