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Measurement E151M1757

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: 0.2221
Q2: 0.0707 GeV2
W: 1355.0 GeV
Ebeam: 1.9889 GeV
ε: 0.9391

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.15 306.0 0.0965 0.6097
0.25 54.0 -0.2849 0.676
0.25 66.0 -0.1843 0.6266
0.25 78.0 0.8011 0.6813
0.25 294.0 -0.0615 0.4871
0.25 306.0 0.4545 0.5261
0.25 318.0 0.2689 0.7464
0.35 66.0 0.1307 0.4462
0.35 78.0 0.015 0.4416
0.35 90.0 0.1674 0.6865
0.35 282.0 -1.0299 0.4879
0.35 294.0 -0.235 0.4377
0.35 306.0 0.9335 0.4644
0.45 66.0 -0.033 0.4406
0.45 78.0 -0.0555 0.3801
0.45 90.0 0.3272 0.5157
0.45 270.0 0.0516 0.7337
0.45 282.0 0.1423 0.4708
0.45 294.0 0.6395 0.3871
0.45 306.0 -0.2512 0.7544
0.55 66.0 -0.5783 0.5049
0.55 78.0 0.0056 0.4068
0.55 90.0 -0.251 0.5046
0.55 102.0 0.7186 0.648
0.55 114.0 0.8336 0.7179
0.55 246.0 0.5988 0.7861
0.55 258.0 0.3722 0.5271
0.55 270.0 -1.104 0.4737
0.55 282.0 0.1026 0.4902
0.55 294.0 0.4896 0.5465
0.65 66.0 0.3869 0.6071
0.65 78.0 -0.1169 0.5157
0.65 90.0 -0.3102 0.5688
0.65 102.0 0.7298 0.5214
0.65 114.0 0.4683 0.4909
0.65 126.0 -0.2711 0.4685
0.65 138.0 -0.1302 0.7498
0.65 222.0 0.3538 0.6045
0.65 234.0 0.3031 0.4387
0.65 246.0 0.5738 0.422
0.65 258.0 -0.0655 0.4258
0.65 270.0 0.5407 0.4534
0.65 282.0 -0.737 0.5138
0.75 78.0 0.4276 0.6952
0.75 90.0 0.4315 0.5264
0.75 102.0 -0.425 0.5183
0.75 114.0 -0.5532 0.4186
0.75 126.0 -0.7833 0.4059
0.75 138.0 0.0142 0.436
0.75 150.0 0.7329 0.5714
0.75 198.0 0.4867 0.8487
0.75 210.0 0.2709 0.6177
0.75 222.0 0.7933 0.4419
0.75 234.0 -0.0317 0.4115
0.75 246.0 0.5596 0.3644
0.75 258.0 -0.0097 0.3862
0.75 270.0 -0.3568 0.4299
0.75 282.0 1.0897 0.6432
0.85 90.0 0.0172 0.7318
0.85 102.0 -0.5847 0.5521
0.85 114.0 0.074 0.3679
0.85 126.0 0.5922 0.4167
0.85 138.0 0.0255 0.3964
0.85 150.0 1.348 0.4455
0.85 162.0 0.7881 0.6454
0.85 174.0 -0.4509 0.6707
0.85 210.0 0.0352 0.5264
0.85 222.0 -0.2499 0.4246
0.85 234.0 0.4582 0.4312
0.85 246.0 -0.2812 0.3475
0.85 258.0 -0.5658 0.3149
0.85 270.0 0.067 0.3578
0.85 282.0 -0.9769 0.4912
0.95 138.0 0.7121 0.5626
0.95 150.0 0.1611 0.6664
0.95 162.0 1.2078 0.6029
0.95 210.0 1.131 0.4806
0.95 222.0 0.2567 0.4502
0.95 234.0 -0.285 0.4372
0.95 246.0 0.7762 0.3966
0.95 258.0 0.1154 0.4482
0.95 270.0 1.1581 0.4751
Created in SINP MSU, CLAS Collaboration