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Measurement E151M1991

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: 0.4069
Q2: 0.1205 GeV2
W: 1325.0 GeV
Ebeam: 2.2596 GeV
ε: 0.9507

Slice: cos(θπ+) =

Measurement data
cos(θπ+) φ(π+), [deg] ALL uncertainty
0.25 66.0 -0.5713 1.4334
0.25 294.0 -0.3632 1.3404
0.35 66.0 -1.9988 1.2061
0.35 78.0 0.7136 1.4146
0.45 66.0 0.5515 1.4532
0.45 78.0 0.1947 1.5798
0.45 294.0 0.726 1.2326
0.55 78.0 -0.525 1.5173
0.55 282.0 0.8022 1.4084
0.65 102.0 0.4319 1.5859
0.65 246.0 -1.0346 1.3717
0.65 258.0 1.778 1.2521
0.65 270.0 -0.0784 1.0611
0.75 90.0 -0.7341 1.5921
0.75 102.0 1.8686 1.2349
0.75 114.0 0.0499 1.3585
0.75 126.0 -0.3367 1.7495
0.75 222.0 -0.3448 1.6405
0.75 234.0 1.1903 1.2927
0.75 246.0 -1.666 1.1934
0.75 258.0 0.289 1.0133
0.75 270.0 0.4902 1.0798
0.75 282.0 -2.1545 1.0719
0.85 90.0 0.036 1.6932
0.85 102.0 3.2926 1.2271
0.85 114.0 1.3454 1.392
0.85 126.0 -0.6042 1.7828
0.85 138.0 -0.1406 1.9185
0.85 150.0 1.9199 2.014
0.85 222.0 -1.1438 1.7002
0.85 234.0 -0.4717 1.6633
0.85 246.0 -1.8915 1.1696
0.85 258.0 0.2227 1.209
0.85 270.0 0.7188 1.1045
0.85 282.0 0.8265 1.1546
0.95 114.0 -9.9697 5.0684
0.95 126.0 -3.469 5.7307
0.95 138.0 -0.9665 5.4243
0.95 150.0 -1.9445 5.198
0.95 210.0 11.917 4.872
0.95 234.0 -1.3819 3.9046
0.95 246.0 -3.8936 3.5521
0.95 258.0 2.1139 3.8328
0.95 270.0 10.5917 3.216
0.95 282.0 3.7146 4.1824
0.15 306.0 0.2332 0.5476
0.25 66.0 0.6122 0.4664
0.25 294.0 -0.2335 0.4895
0.35 66.0 -0.2793 0.4568
0.35 294.0 -0.3406 0.5285
0.45 66.0 -1.5154 0.4684
0.45 78.0 -0.2645 0.6076
0.45 282.0 -0.0209 0.5914
0.45 294.0 -0.1923 0.5129
0.55 66.0 0.5731 0.6193
0.55 78.0 0.7346 0.5767
0.55 270.0 0.5788 0.59
0.65 90.0 -0.6756 0.6461
0.65 102.0 0.6949 0.673
0.65 114.0 -0.5402 0.5503
0.65 246.0 -0.1364 0.7121
0.65 258.0 0.0627 0.5516
0.65 270.0 1.0283 0.4621
0.65 282.0 -0.4994 0.6076
0.75 90.0 0.4718 0.5377
0.75 102.0 -0.5556 0.4833
0.75 114.0 1.5381 0.5358
0.75 126.0 0.6251 0.656
0.75 234.0 0.8863 0.5315
0.75 246.0 -0.0399 0.5454
0.75 258.0 -0.3435 0.4878
0.75 270.0 -0.6844 0.5144
0.75 282.0 0.2105 0.5136
0.85 90.0 0.2674 0.519
0.85 102.0 0.9131 0.4892
0.85 114.0 0.9449 0.5378
0.85 126.0 -0.5507 0.4916
0.85 138.0 0.7071 0.6384
0.85 150.0 0.2005 0.8415
0.85 222.0 0.3194 0.7079
0.85 234.0 -0.0427 0.6417
0.85 246.0 0.8601 0.537
0.85 258.0 0.3426 0.4663
0.85 270.0 1.1013 0.4499
0.85 282.0 -0.9838 0.4089
0.95 102.0 1.3371 0.979
0.95 114.0 -0.5376 0.9452
0.95 126.0 -0.1731 0.9493
0.95 150.0 -1.086 1.1442
0.95 162.0 -0.4697 1.3225
0.95 222.0 0.1441 1.3111
0.95 246.0 -0.06 1.0442
0.95 258.0 0.9366 0.8679
0.95 270.0 0.0746 0.8443
0.95 282.0 0.1675 0.9728
Created in SINP MSU, CLAS Collaboration