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Measurement E151M962

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: 0.8951
Q2: 0.2445 GeV2
W: 1265.0 GeV
Ebeam: 2.999 GeV
ε: 0.9667

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.05 66.0 -0.2047 0.5143 0.0335
0.15 54.0 -0.0684 0.6507 0.0304
0.15 66.0 -0.4753 0.4044 0.0459
0.25 54.0 0.7072 0.6992 0.0598
0.25 66.0 0.6093 0.4653 0.0537
0.25 294.0 -0.1556 0.6241 0.0321
0.35 54.0 0.2057 0.7246 0.0336
0.35 66.0 -0.1357 0.4341 0.0316
0.35 78.0 -0.7667 0.5788 0.0636
0.35 294.0 1.4187 0.6208 0.1079
0.45 66.0 0.865 0.6789 0.07
0.45 78.0 0.4286 0.6856 0.0434
0.45 282.0 0.8483 0.5517 0.0689
0.45 294.0 -0.2909 0.4671 0.0368
0.55 78.0 -0.2479 0.5625 0.035
0.55 90.0 0.0096 0.6578 0.03
0.55 270.0 -0.5575 0.4319 0.0506
0.55 282.0 0.0221 0.3906 0.03
0.55 294.0 0.7991 0.5037 0.0657
0.65 66.0 -1.267 0.3692 0.0973
0.65 78.0 -0.3881 0.4102 0.0413
0.65 90.0 -0.2237 0.4395 0.0342
0.65 102.0 -0.7246 0.4842 0.0609
0.65 258.0 0.5084 0.6975 0.0478
0.65 270.0 -0.0366 0.3628 0.0301
0.65 282.0 -0.1732 0.3025 0.0326
0.65 294.0 0.2607 0.3813 0.0355
0.65 306.0 -0.5642 0.4195 0.051
0.75 66.0 -0.3598 0.366 0.0399
0.75 78.0 0.1294 0.3525 0.0315
0.75 90.0 -0.076 0.3612 0.0305
0.75 102.0 -0.0339 0.4191 0.0301
0.75 114.0 -0.2729 0.6638 0.036
0.75 246.0 0.7048 0.7463 0.0596
0.75 258.0 -0.5467 0.3793 0.05
0.75 270.0 0.6829 0.4198 0.0582
0.75 282.0 0.0626 0.341 0.0303
0.75 294.0 -0.3349 0.2887 0.0387
0.75 306.0 0.3829 0.4474 0.041
0.85 54.0 0.0313 0.551 0.0301
0.85 66.0 0.0718 0.3193 0.0305
0.85 78.0 -0.052 0.3147 0.0302
0.85 90.0 -0.011 0.3376 0.03
0.85 102.0 -0.074 0.3292 0.0305
0.85 114.0 -0.4726 0.3881 0.0457
0.85 126.0 -0.2951 0.6033 0.0369
0.85 234.0 -0.1839 0.6348 0.0329
0.85 246.0 -0.4344 0.3505 0.0437
0.85 258.0 0.2652 0.3943 0.0357
0.85 270.0 0.5372 0.4079 0.0494
0.85 282.0 -0.1203 0.3266 0.0313
0.85 294.0 0.1827 0.3351 0.0328
0.85 306.0 -0.1319 0.3327 0.0315
0.85 318.0 -0.1954 0.5619 0.0332
0.95 42.0 -0.8105 0.4828 0.0664
0.95 54.0 1.107 0.5798 0.0863
0.95 66.0 -0.3706 0.349 0.0404
0.95 78.0 0.072 0.3885 0.0305
0.95 90.0 0.3678 0.4435 0.0403
0.95 102.0 -0.2383 0.3416 0.0347
0.95 114.0 -0.1017 0.3431 0.0309
0.95 126.0 0.333 0.4263 0.0386
0.95 138.0 0.4672 0.535 0.0455
0.95 150.0 0.2334 0.5891 0.0345
0.95 162.0 0.9423 0.8473 0.0751
0.95 210.0 1.6641 0.7924 0.1253
0.95 222.0 -0.4876 0.5533 0.0466
0.95 234.0 -0.5228 0.495 0.0486
0.95 246.0 -0.6394 0.4346 0.0555
0.95 258.0 -0.2443 0.4098 0.0349
0.95 270.0 -0.8842 0.3191 0.0712
0.95 282.0 0.4187 0.376 0.0429
0.95 294.0 0.6926 0.4409 0.0588
0.95 306.0 0.5523 0.5109 0.0503
0.95 318.0 -0.3701 0.4526 0.0404
Created in SINP MSU, CLAS Collaboration