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Measurement E151M1728

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: 0.3646
Q2: 0.0844 GeV2
W: 1295.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9517

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.05 318.0 0.4042 0.7052
0.15 66.0 -0.8088 0.6828
0.15 306.0 -1.1565 0.4828
0.15 318.0 -0.1868 0.7235
0.25 66.0 1.2441 0.4736
0.25 78.0 0.1653 0.6767
0.25 294.0 0.3643 0.4746
0.25 306.0 0.2393 0.4583
0.35 66.0 0.4422 0.4598
0.35 78.0 0.1701 0.3995
0.35 90.0 -0.5244 0.7479
0.35 282.0 0.5421 0.7057
0.35 294.0 -0.1201 0.4522
0.35 306.0 0.2304 0.5563
0.45 66.0 0.8145 0.4754
0.45 78.0 -0.3033 0.3724
0.45 90.0 -0.4943 0.6351
0.45 282.0 -0.4339 0.5347
0.45 294.0 0.0982 0.5472
0.45 306.0 0.6204 0.6952
0.55 66.0 -0.1471 0.5184
0.55 78.0 -0.1285 0.4439
0.55 90.0 -0.5058 0.5196
0.55 258.0 -0.4597 0.5923
0.55 270.0 -0.19 0.4796
0.55 282.0 -0.0137 0.5418
0.55 294.0 0.6771 0.6069
0.65 66.0 -0.3695 0.6527
0.65 78.0 -0.0951 0.5035
0.65 90.0 -1.2456 0.6103
0.65 102.0 -0.6992 0.5167
0.65 114.0 -0.1609 0.6308
0.65 246.0 0.2655 0.5483
0.65 258.0 0.573 0.4322
0.65 270.0 0.342 0.3561
0.65 282.0 -0.621 0.4559
0.75 90.0 0.0697 0.5608
0.75 102.0 0.5176 0.4574
0.75 114.0 0.368 0.4387
0.75 126.0 0.3573 0.4754
0.75 138.0 -0.1332 0.5545
0.75 222.0 0.7774 0.5775
0.75 234.0 0.6322 0.4444
0.75 246.0 -0.168 0.3517
0.75 258.0 0.0889 0.371
0.75 270.0 0.4912 0.369
0.75 282.0 0.1835 0.3798
0.85 90.0 0.1683 0.6552
0.85 102.0 0.2048 0.364
0.85 114.0 -0.2405 0.3704
0.85 126.0 0.2038 0.3463
0.85 138.0 0.5099 0.3646
0.85 150.0 0.8609 0.4596
0.85 162.0 -0.297 0.5267
0.85 174.0 -0.204 0.543
0.85 210.0 0.9266 0.5665
0.85 222.0 0.594 0.5008
0.85 234.0 0.7348 0.3751
0.85 246.0 -0.6364 0.3784
0.85 258.0 0.0593 0.3385
0.85 270.0 -0.0911 0.3516
0.85 282.0 0.3883 0.4545
0.95 114.0 -0.306 0.4484
0.95 126.0 0.7774 0.4462
0.95 138.0 0.7443 0.4028
0.95 150.0 -0.5514 0.4387
0.95 162.0 0.5055 0.4649
0.95 174.0 0.5321 0.5364
0.95 198.0 0.7864 0.5204
0.95 210.0 -0.3346 0.5816
0.95 222.0 -0.4912 0.5356
0.95 234.0 -0.5791 0.4125
0.95 246.0 0.5343 0.4517
0.95 258.0 0.6424 0.4175
0.95 270.0 0.137 0.5495
Created in SINP MSU, CLAS Collaboration