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Measurement E151M1459

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: 0.1449
Q2: 0.0245 GeV2
W: 1265.0 GeV
Ebeam: 1.3383 GeV
ε: 0.9324

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.15 42.0 -0.1922 0.5507
0.25 30.0 0.199 0.8317
0.25 42.0 0.0163 0.6062
0.25 54.0 -0.2376 0.918
0.35 30.0 -0.5786 0.9118
0.35 42.0 0.6812 0.7175
0.45 42.0 -0.2204 0.9326
0.45 270.0 -0.0748 0.8809
0.45 282.0 -0.1208 0.8422
0.55 234.0 1.0263 0.5935
0.55 246.0 -1.284 0.4643
0.55 258.0 0.2381 0.5199
0.55 270.0 -0.4769 0.5768
0.55 282.0 1.4933 0.4534
0.65 138.0 0.4995 0.9032
0.65 222.0 0.7311 0.8679
0.65 234.0 0.5583 0.5486
0.65 246.0 0.2454 0.4357
0.65 258.0 0.3889 0.4372
0.65 270.0 -0.616 0.4559
0.65 282.0 1.2591 0.6769
0.75 126.0 0.4277 0.7209
0.75 138.0 0.4518 0.5722
0.75 150.0 -0.2813 0.572
0.75 162.0 0.7426 0.5934
0.75 174.0 1.1813 0.6405
0.75 186.0 -0.4849 0.6643
0.75 198.0 -1.4713 0.5242
0.75 210.0 1.7457 0.4887
0.75 222.0 0.6443 0.6527
0.75 234.0 0.5064 0.4866
0.75 246.0 -0.2939 0.456
0.75 258.0 0.1793 0.4173
0.75 270.0 -0.2031 0.4886
0.75 282.0 0.3167 0.6122
0.85 126.0 0.4141 0.7998
0.85 138.0 -0.9946 0.6266
0.85 150.0 0.5299 0.6663
0.85 162.0 0.4111 0.685
0.85 174.0 1.2515 0.6378
0.85 186.0 -0.0909 0.7122
0.85 198.0 -0.4272 0.6315
0.85 210.0 -0.8858 0.7429
0.85 222.0 0.209 0.5547
0.85 234.0 0.3025 0.4644
0.85 246.0 0.4352 0.403
0.85 258.0 -0.1457 0.4019
0.85 270.0 0.7985 0.4144
0.15 54.0 -0.6387 0.6033
0.25 30.0 -0.4582 0.6008
0.25 42.0 0.4752 0.5436
0.25 54.0 0.0395 0.5345
0.35 30.0 0.5748 0.6606
0.35 42.0 0.1221 0.5046
0.35 54.0 -0.805 0.584
0.45 30.0 -0.1031 0.6414
0.45 42.0 -0.5189 0.6934
0.45 258.0 0.5318 0.679
0.45 270.0 0.9284 0.6092
0.55 246.0 0.9823 0.4987
0.55 258.0 -0.4511 0.4134
0.55 270.0 0.1407 0.3784
0.65 126.0 0.7802 0.7467
0.65 138.0 -0.4182 0.6796
0.65 150.0 1.0455 0.6347
0.65 222.0 0.6385 0.5798
0.65 234.0 0.1733 0.4226
0.65 246.0 -0.1294 0.3763
0.65 258.0 -0.4167 0.2961
0.65 270.0 -0.2716 0.3591
0.75 126.0 -0.3372 0.4409
0.75 138.0 0.1438 0.3885
0.75 150.0 1.2092 0.4468
0.75 162.0 0.1408 0.5251
0.75 174.0 -0.247 0.5607
0.75 186.0 0.0191 0.5452
0.75 198.0 0.5044 0.7263
0.75 210.0 -1.3005 0.5932
0.75 222.0 -0.1866 0.4243
0.75 234.0 0.2019 0.403
0.75 246.0 -0.1859 0.3452
0.75 258.0 -0.0703 0.3159
0.75 270.0 -0.1613 0.3603
0.75 282.0 0.5242 0.5036
0.85 126.0 -0.0299 0.516
0.85 138.0 0.3846 0.4418
0.85 150.0 0.7265 0.4429
0.85 162.0 -0.6648 0.4759
0.85 174.0 -0.4596 0.4528
0.85 186.0 1.2136 0.5156
0.85 198.0 -0.1374 0.5886
0.85 210.0 -0.5577 0.6069
0.85 222.0 0.6074 0.4177
0.85 234.0 -0.1034 0.3463
0.85 246.0 -0.2034 0.3225
0.85 258.0 0.5235 0.324
0.85 270.0 0.0908 0.3521
Created in SINP MSU, CLAS Collaboration