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Measurement E151M217

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: 0.1545
Q2: 0.0205 GeV2
W: 1235.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9472

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] AUL uncertainty syst. uncert.
0.25 42.0 0.5748 0.3776 0.0472
0.35 30.0 0.5818 0.8901 0.0461
0.35 42.0 0.232 0.7663 0.0331
0.35 54.0 -0.3307 0.6303 0.036
0.45 42.0 0.126 0.7563 0.0309
0.45 270.0 -0.2285 0.5244 0.033
0.45 282.0 1.842 1.842 0.1149
0.55 246.0 -0.5865 0.449 0.0463
0.55 258.0 0.0899 0.4834 0.0305
0.55 270.0 0.5709 0.5345 0.0456
0.55 282.0 0.7019 0.6627 0.0518
0.65 234.0 -0.3551 0.5198 0.0368
0.65 246.0 0.1961 0.4594 0.0322
0.65 258.0 0.7006 0.4638 0.0518
0.65 270.0 -0.2378 0.3546 0.0332
0.65 282.0 0.4188 0.6841 0.0392
0.75 126.0 0.4363 0.9311 0.0399
0.75 138.0 0.4976 0.7634 0.0424
0.75 150.0 -0.6335 0.4792 0.0485
0.75 162.0 0.7163 0.6256 0.0525
0.75 174.0 -0.686 0.4317 0.0511
0.75 186.0 -0.4407 0.5303 0.0401
0.75 198.0 -0.414 0.5359 0.039
0.75 210.0 -0.1901 0.6919 0.0321
0.75 222.0 0.1713 0.7023 0.0317
0.75 234.0 -1.047 0.2354 0.0698
0.75 246.0 -0.1308 0.3129 0.031
0.75 258.0 -0.5335 0.3078 0.044
0.75 270.0 0.213 0.4458 0.0326
0.75 282.0 0.1423 0.6836 0.0312
0.85 138.0 -0.0342 0.6396 0.0301
0.85 150.0 0.1729 0.5721 0.0318
0.85 162.0 -0.5989 0.346 0.0469
0.85 174.0 -0.0319 0.5083 0.0301
0.85 186.0 -0.4973 0.471 0.0424
0.85 198.0 -0.6915 0.429 0.0513
0.85 210.0 0.1856 0.609 0.032
0.85 222.0 0.0009 0.6668 0.03
0.85 234.0 -0.1056 0.4342 0.0307
0.85 246.0 -0.4409 0.4075 0.0401
0.85 258.0 -0.4395 0.3728 0.04
0.25 54.0 -0.9446 0.4192 0.0657
0.35 42.0 0.055 0.3932 0.0302
0.45 42.0 0.0329 0.4374 0.0301
0.55 246.0 -0.3591 0.4218 0.0373
0.55 258.0 0.3142 0.3271 0.0358
0.55 270.0 -0.3686 0.2773 0.0377
0.55 282.0 0.0467 0.4177 0.0301
0.65 222.0 0.724 0.5073 0.0539
0.65 234.0 -0.0956 0.3706 0.0306
0.65 246.0 -0.5149 0.2789 0.0438
0.65 258.0 0.0913 0.2445 0.0305
0.65 270.0 -0.0051 0.2653 0.03
0.65 282.0 0.4749 0.4477 0.042
0.75 138.0 -0.3007 0.3497 0.0353
0.75 150.0 0.713 0.3611 0.0534
0.75 162.0 0.5722 0.4239 0.0464
0.75 174.0 -0.0728 0.3741 0.0303
0.75 186.0 -0.1251 0.4265 0.031
0.75 198.0 -0.4288 0.4311 0.0401
0.75 222.0 -0.4718 0.4332 0.0419
0.75 234.0 -0.5577 0.3263 0.0457
0.75 246.0 -0.7432 0.2398 0.0549
0.75 258.0 -0.2093 0.2333 0.0327
0.75 270.0 0.0165 0.2889 0.03
0.75 282.0 -0.709 0.3953 0.0532
0.85 126.0 0.4364 0.4762 0.0404
0.85 138.0 0.2049 0.4836 0.0326
0.85 150.0 -0.1861 0.4368 0.0321
0.85 162.0 0.1689 0.3197 0.0318
0.85 174.0 0.688 0.4383 0.0521
0.85 186.0 0.117 0.4165 0.0309
0.85 198.0 -0.3425 0.3679 0.0367
0.85 210.0 0.7434 0.4375 0.0549
0.85 222.0 0.1924 0.4684 0.0323
0.85 234.0 -0.2128 0.3567 0.0328
0.85 246.0 0.6098 0.3463 0.0482
0.85 258.0 -0.7619 0.3405 0.0559
0.85 270.0 0.3542 0.4125 0.0372
Created in SINP MSU, CLAS Collaboration