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Measurement E151M2227

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: 0.4979
Q2: 0.2445 GeV2
W: 1385.0 GeV
Ebeam: 2.999 GeV
ε: 0.9509

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.05 54.0 1.3274 0.7338
0.05 66.0 0.4981 0.7552
0.05 306.0 -0.8322 0.7395
0.15 54.0 -1.1122 0.788
0.15 66.0 -0.5677 0.6893
0.15 294.0 0.7067 0.6211
0.15 306.0 -0.1865 0.6993
0.25 54.0 0.0658 0.7894
0.25 66.0 0.8894 0.5835
0.25 78.0 -1.4151 0.9279
0.25 282.0 0.0005 0.8249
0.25 294.0 0.0671 0.5774
0.25 306.0 1.2803 0.5454
0.35 54.0 0.6843 0.7434
0.35 66.0 0.7464 0.677
0.35 78.0 -1.0255 0.7358
0.35 282.0 0.5814 0.7452
0.35 294.0 0.3598 0.6126
0.35 306.0 0.2775 0.786
0.45 54.0 0.842 0.7606
0.45 66.0 -0.3446 0.7536
0.45 78.0 0.3069 0.8704
0.45 90.0 -0.0609 0.7858
0.45 270.0 2.002 0.8229
0.45 282.0 0.372 0.6372
0.45 294.0 0.0716 0.6163
0.55 66.0 2.0959 0.712
0.55 78.0 0.1634 0.6395
0.55 90.0 1.0988 0.728
0.55 102.0 -0.7681 0.5743
0.55 258.0 0.2381 0.7265
0.55 270.0 -0.2352 0.61
0.55 282.0 -0.7746 0.821
0.65 66.0 1.0912 0.7389
0.65 78.0 0.4218 0.5577
0.65 90.0 -0.3439 0.4703
0.65 102.0 0.3877 0.4816
0.65 114.0 -0.1029 0.6095
0.65 246.0 0.8635 0.6362
0.65 258.0 -0.0688 0.5193
0.65 270.0 -0.7605 0.4942
0.65 282.0 -0.2577 0.7347
0.75 54.0 1.1958 0.7456
0.75 66.0 -0.0535 0.6804
0.75 78.0 0.6345 0.4228
0.75 90.0 -0.3526 0.4116
0.75 102.0 -0.3752 0.4166
0.75 114.0 0.3999 0.45
0.75 126.0 -0.0338 0.7234
0.75 222.0 -0.2489 0.6999
0.75 234.0 0.1537 0.6257
0.75 246.0 0.0154 0.5052
0.75 258.0 0.3833 0.4431
0.75 270.0 0.2687 0.4132
0.75 282.0 0.392 0.4418
0.75 294.0 0.7566 0.5456
0.85 54.0 -0.1678 0.5518
0.85 66.0 0.7593 0.7561
0.85 78.0 0.3266 0.5257
0.85 90.0 0.1224 0.4272
0.85 102.0 -1.1072 0.4071
0.85 114.0 0.7278 0.4527
0.85 126.0 0.4434 0.5055
0.85 138.0 -0.2426 0.6635
0.85 150.0 0.7681 0.966
0.85 198.0 0.0733 0.7624
0.85 210.0 -0.8649 0.6111
0.85 222.0 0.3094 0.4857
0.85 234.0 0.0084 0.4528
0.85 246.0 -0.3803 0.4549
0.85 258.0 0.0048 0.4117
0.85 270.0 -0.143 0.4054
0.85 282.0 -0.578 0.392
0.85 294.0 0.0346 0.377
0.85 306.0 -0.1809 0.4439
0.95 54.0 0.5558 0.7618
0.95 78.0 -0.2247 0.6652
0.95 90.0 -0.2279 0.5683
0.95 102.0 0.2569 0.5299
0.95 114.0 -0.3547 0.5186
0.95 126.0 -0.3841 0.6103
0.95 138.0 0.0418 0.7461
0.95 150.0 1.2532 0.7323
0.95 162.0 1.1185 0.7273
0.95 174.0 0.5463 0.7815
0.95 186.0 1.8519 0.7914
0.95 198.0 -0.8396 0.6891
0.95 210.0 0.177 0.6147
0.95 222.0 -0.3381 0.579
0.95 234.0 0.4458 0.538
0.95 246.0 -0.5721 0.4539
0.95 258.0 -0.4487 0.4594
0.95 270.0 -0.2718 0.4235
0.95 282.0 0.0956 0.4201
0.95 294.0 0.6083 0.404
0.95 306.0 0.3724 0.4701
0.95 318.0 0.0841 0.5552
0.95 330.0 0.7594 0.57
Created in SINP MSU, CLAS Collaboration