CLAS Physics Database

Measurement E151M2270

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: 0.177
Q2: 0.1205 GeV2
W: 1505.0 GeV
Ebeam: 2.999 GeV
ε: 0.945

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
-0.05 30.0 1.3214 0.7808
0.05 54.0 -0.1664 0.9003
0.05 66.0 0.0731 0.8217
0.15 18.0 -0.0728 0.8191
0.15 54.0 0.3595 0.5833
0.15 66.0 0.3076 0.5256
0.15 78.0 0.4228 0.7912
0.15 282.0 -0.2183 0.9125
0.15 294.0 -0.6036 0.5564
0.15 306.0 -0.1473 0.6458
0.25 18.0 -0.3456 0.7594
0.25 54.0 1.2456 0.5437
0.25 66.0 0.2004 0.465
0.25 78.0 -0.1811 0.5175
0.25 270.0 -0.6768 0.8101
0.25 282.0 -0.7451 0.5054
0.25 294.0 -0.4096 0.4486
0.25 306.0 -1.2173 0.5513
0.35 54.0 -0.8359 0.6765
0.35 66.0 0.9259 0.4665
0.35 78.0 0.1531 0.4902
0.35 90.0 -1.9921 0.7045
0.35 102.0 0.6793 0.8974
0.35 258.0 1.2999 0.7361
0.35 270.0 -0.5571 0.4956
0.35 282.0 -0.114 0.4089
0.35 294.0 -0.3289 0.3921
0.35 306.0 -0.0975 0.6373
0.45 54.0 -0.4782 0.7738
0.45 66.0 0.3436 0.4653
0.45 78.0 -0.3071 0.5273
0.45 90.0 0.2082 0.5647
0.45 102.0 -1.0449 0.5216
0.45 114.0 0.1277 0.6091
0.45 258.0 -1.4334 0.5925
0.45 270.0 -0.0387 0.4022
0.45 282.0 0.0689 0.3756
0.45 294.0 0.2331 0.3727
0.45 306.0 0.1755 0.8359
0.55 54.0 0.9818 0.609
0.55 66.0 -0.2865 0.5719
0.55 78.0 -0.4942 0.6062
0.55 90.0 0.1191 0.5201
0.55 102.0 -0.0396 0.4485
0.55 114.0 -0.2415 0.4295
0.55 126.0 -0.4002 0.5611
0.55 138.0 -1.4254 0.6885
0.55 222.0 -1.9087 0.7274
0.55 234.0 -0.4125 0.6938
0.55 246.0 -0.5099 0.694
0.55 258.0 -1.1199 0.4996
0.55 270.0 0.1112 0.4017
0.55 282.0 -0.7695 0.3686
0.55 294.0 -0.1912 0.5872
0.55 306.0 1.1981 0.5371
0.65 54.0 1.0922 0.5024
0.65 66.0 0.3912 0.7432
0.65 78.0 0.4586 0.6143
0.65 90.0 -0.9521 0.4546
0.65 102.0 0.1254 0.372
0.65 114.0 -0.236 0.3836
0.65 126.0 0.671 0.4359
0.65 138.0 0.4236 0.4617
0.65 150.0 -0.0692 0.6886
0.65 186.0 1.7476 0.839
0.65 198.0 -1.1872 0.7422
0.65 210.0 -0.1082 0.62
0.65 222.0 -0.0531 0.477
0.65 234.0 -0.3938 0.4493
0.65 246.0 0.6921 0.4716
0.65 258.0 0.6391 0.4812
0.65 270.0 0.0736 0.5016
0.65 282.0 -0.9268 0.5425
0.65 294.0 -0.1322 0.4182
0.65 306.0 0.0604 0.5038
0.75 66.0 0.662 0.6245
0.75 78.0 0.4702 0.57
0.75 90.0 -0.3969 0.4892
0.75 102.0 0.4721 0.3275
0.75 114.0 0.1576 0.3671
0.75 126.0 0.4703 0.3792
0.75 138.0 0.5193 0.5035
0.75 150.0 -0.5873 0.764
0.75 162.0 -0.5686 0.9391
0.75 174.0 -1.8305 0.6715
0.75 186.0 -0.6522 0.733
0.75 198.0 0.1078 0.5487
0.75 210.0 -0.016 0.4724
0.75 222.0 -0.0909 0.4215
0.75 234.0 0.4013 0.3805
0.75 246.0 0.5383 0.3964
0.75 258.0 -0.4548 0.4352
0.75 270.0 -0.1909 0.6524
0.75 282.0 0.9516 0.5305
0.75 294.0 -0.2009 0.4482
0.75 306.0 1.5049 0.7049
0.85 66.0 -1.1715 0.6747
0.85 78.0 -0.0663 0.3886
0.85 90.0 -0.0403 0.4473
0.85 102.0 -0.2855 0.5314
0.85 114.0 0.2963 0.4476
0.85 126.0 -0.7327 0.4523
0.85 138.0 0.5285 0.5059
0.85 150.0 0.9568 0.6301
0.85 162.0 0.467 0.687
0.85 174.0 0.0585 0.683
0.85 186.0 1.4973 0.6202
0.85 198.0 0.9352 0.5595
0.85 210.0 -0.8949 0.3925
0.85 222.0 -0.2265 0.3852
0.85 234.0 0.1807 0.3352
0.85 246.0 0.3182 0.3445
0.85 258.0 -0.0551 0.3515
0.85 270.0 0.3519 0.4539
0.85 282.0 -0.2086 0.5478
0.95 78.0 -0.1776 0.6523
0.95 90.0 0.5845 0.476
0.95 102.0 -0.982 0.5293
0.95 114.0 -0.3977 0.7066
0.95 150.0 0.4835 0.7109
0.95 162.0 -0.2782 0.8329
0.95 174.0 0.4418 0.8506
0.95 186.0 0.3574 0.6426
0.95 198.0 -0.1658 0.6851
0.95 210.0 -0.0362 0.5294
0.95 222.0 0.0384 0.4344
0.95 234.0 0.1265 0.4239
0.95 246.0 0.4685 0.3851
0.95 258.0 0.0063 0.3704
0.95 270.0 0.0511 0.3493
0.95 282.0 0.0968 0.4488